Statistics and probability

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    Chapter 4 Statistics and probability ( 192 videos)  (Practice Test)

      4.1: Introduction (Practice Test)
      Introducing Population
    1. Introducing Population
      397 views
      2. Problem-Introducing Population
    2. Problem-Introducing Population
      143 views
      3. Experiments and Sample Space
    3. Experiments and Sample Space
      1601 views
      4. Problem-Experiments and Sample Space
    4. Problem-Experiments and Sample Space
      830 views
      5. Definition of Probability
    5. Definition of Probability
      2434 views
      6. Problem-Definition of Probability
    6. Problem-Definition of Probability
      999 views
      7. Basic Terminology
    7. Basic Terminology
      1131 views
      4.2: Presentation of data (Practice Test)
      Introducing Information Handling
    1. Introducing Information Handling
      7296 views
      2. Problem-Introducing Information Handling
    2. Problem-Introducing Information Handling
      3799 views
      3. Collection and Presentation of Data
    3. Collection and Presentation of Data
      5804 views
      4. Problem-Data, its Collection and Presentation.
    4. Problem-Data, its Collection and Presentation.
      2957 views
      5. Box-and-Whisker Plots
    5. Box-and-Whisker Plots
      152 views
      4.3: Grouped data (Practice Test)
      Class Interval and Class Limits
    1. Class Interval and Class Limits
      17662 views
      2. Problem-Class Interval and Class Limits
    2. Problem-Class Interval and Class Limits
      2666 views
      3. Class Mark and Class Boundaries
    3. Class Mark and Class Boundaries
      16698 views
      4. Problem-Class Mark and Class Boundaries
    4. Problem-Class Mark and Class Boundaries
      1855 views
      5. Class Frequency
    5. Class Frequency
      1601 views
      6. Problem-Class Frequency
    6. Problem-Class Frequency
      726 views
      7. Introduction to Tabulation
    7. Introduction to Tabulation
      350 views
      8. Problem-Introduction to Tabulation
    8. Problem-Introduction to Tabulation
      40 views
      9. One Way Tabulation
    9. One Way Tabulation
      384 views
      10. Problem-One Way Tabulation
    10. Problem-One Way Tabulation
      330 views
      11. Two Way Tabulation
    11. Two Way Tabulation
      263 views
      12. Problem-Two Way Tabulation
    12. Problem-Two Way Tabulation
      106 views
      13. Frequency Distribution
    13. Frequency Distribution
      13271 views
      14. Problem-Frequency Distribution
    14. Problem-Frequency Distribution
      5188 views
      15. Construction of cumulative frequency table
    15. Construction of cumulative frequency table
      3828 views
      16. Problem-Construction of cumulative frequency table
    16. Problem-Construction of cumulative frequency table
      2101 views
      17. Constructing Frequency Distribution-Tally Method
    17. Constructing Frequency Distribution-Tally Method
      520 views
      18. Problem-Constructing Frequency Distribution-Tally Method
    18. Problem-Constructing Frequency Distribution-Tally Method
      218 views
      19. Frequency Distribution by Direct Method
    19. Frequency Distribution by Direct Method
      323 views
      20. Problem-Constructing Frequency Distribution-Direct Method
    20. Problem-Constructing Frequency Distribution-Direct Method
      80 views
      4.4: Statistical measures and their interpretations. (Practice Test)
      Measure of Location OR Central Tendency
    1. Measure of Location OR Central Tendency
      1579 views
      2. Problem-Measure of Location OR Central Tendency
    2. Problem-Measure of Location OR Central Tendency
      848 views
      3. Types of Measures of Central Tendency
    3. Types of Measures of Central Tendency
      1141 views
      4. Problem1-Types of Measures of Central Tendency
    4. Problem1-Types of Measures of Central Tendency
      435 views
      5. Problem2-Types of Measures of Central Tendency
    5. Problem2-Types of Measures of Central Tendency
      385 views
      6. Problem3-Types of Measures of Central Tendency
    6. Problem3-Types of Measures of Central Tendency
      685 views
      7. Importance of Measure of Central Tendency
    7. Importance of Measure of Central Tendency
      450 views
      8. Problem-Importance of Measure of Central Tendency
    8. Problem-Importance of Measure of Central Tendency
      167 views
      9. Arithmetic Mean of Raw Data-Direct Method
    9. Arithmetic Mean of Raw Data-Direct Method
      4101 views
      10. Problem-Arithmetic Mean of Raw Data-Direct Method
    10. Problem-Arithmetic Mean of Raw Data-Direct Method
      2575 views
      11. Arithmetic Mean for Grouped Data-Direct Method
    11. Arithmetic Mean for Grouped Data-Direct Method
      3278 views
      12. Problem-Arithmetic Mean for Grouped Data-Direct Method
    12. Problem-Arithmetic Mean for Grouped Data-Direct Method
      1833 views
      13. Arithmetic Mean for Raw Data-Short Formula
    13. Arithmetic Mean for Raw Data-Short Formula
      2147 views
      14. Problem-Arithmetic Mean for Raw Data-Short Formula
    14. Problem-Arithmetic Mean for Raw Data-Short Formula
      1339 views
      15. Arithmetic Mean for Grouped Data-Short Formula
    15. Arithmetic Mean for Grouped Data-Short Formula
      1789 views
      16. Problem-Arithmetic Mean for Grouped Data-Short Formula
    16. Problem-Arithmetic Mean for Grouped Data-Short Formula
      1098 views
      17. Finding A.M for Ungrouped Data-Coding Method
    17. Finding A.M for Ungrouped Data-Coding Method
      2164 views
      18. Problem-Finding A.M for Ungrouped Data-Coding Method
    18. Problem-Finding A.M for Ungrouped Data-Coding Method
      1304 views
      19. Finding A.M for Grouped Data-Coding Method
    19. Finding A.M for Grouped Data-Coding Method
      4957 views
      20. Problem-Finding A.M for Grouped Data-Coding Method
    20. Problem-Finding A.M for Grouped Data-Coding Method
      1123 views
      21. Median for Grouped Discrete Data
    21. Median for Grouped Discrete Data
      1478 views
      22. Problem-Median for Grouped Discrete Data
    22. Problem-Median for Grouped Discrete Data
      843 views
      23. Mode for Grouped Continuous Data
    23. Mode for Grouped Continuous Data
      723 views
      24. Harmonic Mean for Ungrouped Data
    24. Harmonic Mean for Ungrouped Data
      4409 views
      25. Problem-Harmonic Mean for ungrouped data
    25. Problem-Harmonic Mean for ungrouped data
      594 views
      26. Harmonic Mean for Grouped Data
    26. Harmonic Mean for Grouped Data
      6002 views
      27. Problem-Harmonic Mean for grouped data
    27. Problem-Harmonic Mean for grouped data
      856 views
      28. Geometric Mean for ungrouped data
    28. Geometric Mean for ungrouped data
      3757 views
      29. Geometric Mean for ungrouped data by logarithm
    29. Geometric Mean for ungrouped data by logarithm
      1652 views
      30. Problem-Geometric Mean for ungrouped data by logarithm
    30. Problem-Geometric Mean for ungrouped data by logarithm
      1053 views
      31. Geometric Mean of grouped data by logarithm
    31. Geometric Mean of grouped data by logarithm
      3863 views
      32. Problem-Geometric Mean of grouped data by logarithm
    32. Problem-Geometric Mean of grouped data by logarithm
      4951 views
      33. Calculating Weighted Mean
    33. Calculating Weighted Mean
      1424 views
      34. Problem-Calculating Weighted Mean
    34. Problem-Calculating Weighted Mean
      495 views
      35. Calculating Moving Mean
    35. Calculating Moving Mean
      548 views
      36. Problem-Calculating Moving Mean
    36. Problem-Calculating Moving Mean
      430 views
      37. Using Calculator to find Mean
    37. Using Calculator to find Mean
      25 views
      38. Median for Ungrouped Data
    38. Median for Ungrouped Data
      4878 views
      39. Problem-Median for Ungrouped Data
    39. Problem-Median for Ungrouped Data
      1934 views
      40. Median for Grouped Data
    40. Median for Grouped Data
      3057 views
      41. Problem-Median for Grouped Data
    41. Problem-Median for Grouped Data
      1735 views
      42. Mode for Ungrouped Data
    42. Mode for Ungrouped Data
      1778 views
      43. Problem-Mode for Ungrouped Data
    43. Problem-Mode for Ungrouped Data
      1130 views
      44. Mode for Grouped Data
    44. Mode for Grouped Data
      2476 views
      45. Problem-Mode for Grouped Data
    45. Problem-Mode for Grouped Data
      395 views
      46. Situations when Mean, Median and Mode are Used
    46. Situations when Mean, Median and Mode are Used
      551 views
      47. Problem-Situations when Mean, Median and Mode are Used
    47. Problem-Situations when Mean, Median and Mode are Used
      72 views
      48. Merits and Demerits of Measures of Mean
    48. Merits and Demerits of Measures of Mean
      2055 views
      49. Problem-Merits and Demerits of Measures of Mean
    49. Problem-Merits and Demerits of Measures of Mean
      788 views
      50. Merits and Demerits of Measures of Median
    50. Merits and Demerits of Measures of Median
      4771 views
      51. Problem-Merits and Demerits of Measures of Median
    51. Problem-Merits and Demerits of Measures of Median
      991 views
      52. Merits and Demerits of Measures of Mode
    52. Merits and Demerits of Measures of Mode
      4871 views
      53. Problem-Merits and Demerits of Measures of Mode
    53. Problem-Merits and Demerits of Measures of Mode
      272 views
      4.5: Quartiles, percentiles. (Practice Test)
      Median, Quartiles and Percentiles
    1. Median, Quartiles and Percentiles
      548 views
      2. Interquartile Range
    2. Interquartile Range
      187 views
      4.6: Dispersion (Practice Test)
      Concept of Dispersion
    1. Concept of Dispersion
      1415 views
      2. Problem-Concept of Dispersion
    2. Problem-Concept of Dispersion
      677 views
      3. Importance and Uses of Measures of Dispersion
    3. Importance and Uses of Measures of Dispersion
      1677 views
      4. Problem-Importance and Uses of Measures of Dispersion
    4. Problem-Importance and Uses of Measures of Dispersion
      544 views
      5. Types of Measures of Dispersion
    5. Types of Measures of Dispersion
      732 views
      6. Problem1-Types of Measures of Dispersion
    6. Problem1-Types of Measures of Dispersion
      335 views
      7. Problem2-Types of Measures of Dispersion
    7. Problem2-Types of Measures of Dispersion
      215 views
      8. Calculation of Range for Ungrouped Data
    8. Calculation of Range for Ungrouped Data
      1849 views
      9. Problem-Calculation of Range for Ungrouped Data
    9. Problem-Calculation of Range for Ungrouped Data
      869 views
      10. Calculation of Range for Grouped Data
    10. Calculation of Range for Grouped Data
      4332 views
      11. Problem-Calculation of Range for Grouped Data
    11. Problem-Calculation of Range for Grouped Data
      562 views
      12. Uses and Properties of Range
    12. Uses and Properties of Range
      220 views
      13. Problem-Uses and Properties of Range
    13. Problem-Uses and Properties of Range
      55 views
      14. Limitations or Drawbacks of Range
    14. Limitations or Drawbacks of Range
      102 views
      15. Problem-Limitations or Drawbacks of Range
    15. Problem-Limitations or Drawbacks of Range
      37 views
      16. Introduction to Variance and S.D
    16. Introduction to Variance and S.D
      1847 views
      17. Problem-Introduction to Variance and S.D
    17. Problem-Introduction to Variance and S.D
      956 views
      18. Calculation of the Variance and Standard Deviation by Direct Method
    18. Calculation of the Variance and Standard Deviation by Direct Method
      1112 views
      19. Problem-Calculation of Variance by Direct Method
    19. Problem-Calculation of Variance by Direct Method
      734 views
      20. Variance using Proper Mean Formula
    20. Variance using Proper Mean Formula
      879 views
      21. Problem-Calculation of Variance by Deviation Method
    21. Problem-Calculation of Variance by Deviation Method
      706 views
      22. Calculation of Variance by Short Cut Method
    22. Calculation of Variance by Short Cut Method
      695 views
      23. Problem-Calculation of Variance by Short Cut Method
    23. Problem-Calculation of Variance by Short Cut Method
      558 views
      24. Calculation of Standard Deviation by Short Cut Method
    24. Calculation of Standard Deviation by Short Cut Method
      3227 views
      25. Problem-Calculation of S.D by Short Cut Method
    25. Problem-Calculation of S.D by Short Cut Method
      411 views
      26. Calculating of Standard Deviation by Deviation Method
    26. Calculating of Standard Deviation by Deviation Method
      692 views
      27. Problem-Calculating of S.D by Deviation Method
    27. Problem-Calculating of S.D by Deviation Method
      419 views
      28. Calculation of Standard Deviation by Direct Method
    28. Calculation of Standard Deviation by Direct Method
      603 views
      29. Problem-Calculation of S.D by Direct Method
    29. Problem-Calculation of S.D by Direct Method
      417 views
      30. Limitations or Drawbacks of Standard Deviation
    30. Limitations or Drawbacks of Standard Deviation
      183 views
      31. Problem-Limitations or Drawbacks of Standard Deviation
    31. Problem-Limitations or Drawbacks of Standard Deviation
      81 views
      32. Uses, Properties of Standard Deviation
    32. Uses, Properties of Standard Deviation
      766 views
      33. Problem-Uses, Properties of Standard Deviation
    33. Problem-Uses, Properties of Standard Deviation
      196 views
      34. Measurement of Spread of Observations
    34. Measurement of Spread of Observations
      67 views
      35. Problem-Measurement of Spread of Observations
    35. Problem-Measurement of Spread of Observations
      58 views
      36. S.D and Variance for a Grouped Data
    36. S.D and Variance for a Grouped Data
      453 views
      37. Problem-S.D and Variance for a Grouped Data
    37. Problem-S.D and Variance for a Grouped Data
      400 views
      38. Construction of Graphs
    38. Construction of Graphs
      171 views
      39. Problem-Construction of Graphs
    39. Problem-Construction of Graphs
      66 views
      40. Mean Deviation for Ungrouped Data by Mean
    40. Mean Deviation for Ungrouped Data by Mean
      574 views
      41. Problem-Mean Deviation for Ungrouped Data by Mean
    41. Problem-Mean Deviation for Ungrouped Data by Mean
      445 views
      42. Mean Deviation for Ungrouped Data by Median
    42. Mean Deviation for Ungrouped Data by Median
      305 views
      43. Problem-Mean Deviation for Ungrouped Data by Median
    43. Problem-Mean Deviation for Ungrouped Data by Median
      278 views
      44. Mean Deviation for Ungrouped Data by Mode
    44. Mean Deviation for Ungrouped Data by Mode
      203 views
      45. Problem-Mean Deviation for Ungrouped Data by Mode
    45. Problem-Mean Deviation for Ungrouped Data by Mode
      223 views
      46. Mean Deviation for Grouped Data by Mean
    46. Mean Deviation for Grouped Data by Mean
      1175 views
      47. Problem-Mean Deviation for Grouped Data by Mean
    47. Problem-Mean Deviation for Grouped Data by Mean
      240 views
      48. Mean Deviation for Grouped Data by Median
    48. Mean Deviation for Grouped Data by Median
      1139 views
      49. Problem-Mean Deviation for Grouped Data by Median
    49. Problem-Mean Deviation for Grouped Data by Median
      185 views
      50. Calculate the Mean Deviation from the following Group Data according to Mode
    50. Calculate the Mean Deviation from the following Group Data according
      1457 views
      51. Problem-Mean Deviation for Grouped Data by Mode
    51. Problem-Mean Deviation for Grouped Data by Mode
      164 views
      4.7: Applications. (Practice Test)
      Introduction to Tabulation
    1. Introduction to Tabulation
      350 views
      2. Problem-Introduction to Tabulation
    2. Problem-Introduction to Tabulation
      40 views
      3. One Way Tabulation
    3. One Way Tabulation
      384 views
      4. Problem-One Way Tabulation
    4. Problem-One Way Tabulation
      330 views
      5. Two Way Tabulation
    5. Two Way Tabulation
      263 views
      6. Problem-Two Way Tabulation
    6. Problem-Two Way Tabulation
      106 views
      7. Frequency Distribution
    7. Frequency Distribution
      13271 views
      8. Problem-Frequency Distribution
    8. Problem-Frequency Distribution
      5188 views
      9. Construction of cumulative frequency table
    9. Construction of cumulative frequency table
      3828 views
      10. Problem-Construction of cumulative frequency table
    10. Problem-Construction of cumulative frequency table
      2101 views
      11. Constructing Frequency Distribution-Tally Method
    11. Constructing Frequency Distribution-Tally Method
      520 views
      12. Problem-Constructing Frequency Distribution-Tally Method
    12. Problem-Constructing Frequency Distribution-Tally Method
      218 views
      13. Frequency Distribution by Direct Method
    13. Frequency Distribution by Direct Method
      323 views
      14. Problem-Constructing Frequency Distribution-Direct Method
    14. Problem-Constructing Frequency Distribution-Direct Method
      80 views
      15. Introducing and Constructing Histogram
    15. Introducing and Constructing Histogram
      3765 views
      16. Problem-Introducing and Constructing Histogram
    16. Problem-Introducing and Constructing Histogram
      2156 views
      17. Introducing and Constructing Frequency Polygon
    17. Introducing and Constructing Frequency Polygon
      1731 views
      18. Problem-Introducing and Constructing Frequency Polygon
    18. Problem-Introducing and Constructing Frequency Polygon
      785 views
      19. Advantages and Disadvantages of Graphs
    19. Advantages and Disadvantages of Graphs
      893 views
      20. Problem-Advantages and Disadvantages of Graphs
    20. Problem-Advantages and Disadvantages of Graphs
      162 views
      21. Constructing discrete Frequency Table
    21. Constructing discrete Frequency Table
      6380 views
      22. Constructing histogram with unequal intervals
    22. Constructing histogram with unequal intervals
      1843 views
      23. Problem-Constructing histogram with unequal intervals
    23. Problem-Constructing histogram with unequal intervals
      792 views
      24. Drawing commulative frequency polygon or Ogive
    24. Drawing commulative frequency polygon or Ogive
      1492 views
      25. Problem-Drawing commulative frequency polygon or Ogive
    25. Problem-Drawing commulative frequency polygon or Ogive
      1057 views
      26. Introducing Graphs
    26. Introducing Graphs
      170 views
      27. Problem-Introducing Graphs
    27. Problem-Introducing Graphs
      92 views
      28. Pictograms
    28. Pictograms
      807 views
      29. Line Graphs
    29. Line Graphs
      161 views
      30. Introducing Dot Diagram
    30. Introducing Dot Diagram
      199 views
      31. Stem and Leaf Diagram
    31. Stem and Leaf Diagram
      269 views
      32. Classifying data by Graphs
    32. Classifying data by Graphs
      33. Problem-Classifying data by Graphs
    33. Problem-Classifying data by Graphs
      34. Data Representation By Simple Bar Diagram
    34. Data Representation By Simple Bar Diagram
      22825 views
      35. Problem-Data Representation By Simple Bar Diagram
    35. Problem-Data Representation By Simple Bar Diagram
      125 views
      36. Data Representation By Multiple Bar Diagram
    36. Data Representation By Multiple Bar Diagram
      4298 views
      37. Problem-Data Representation By Multiple Bar Diagram
    37. Problem-Data Representation By Multiple Bar Diagram
      40 views
      38. Data Representation By Pie Diagram
    38. Data Representation By Pie Diagram
      1922 views
      39. Problem-Data Representation By Pie Diagram
    39. Problem-Data Representation By Pie Diagram
      67 views
      4.8: The probability (Practice Test)
      Basic Terminology
    1. Basic Terminology
      1131 views
      2. Possible Outcomes in the Sample Space
    2. Possible Outcomes in the Sample Space
      890 views
      3. Problem-Possible Outcomes in the Sample Space
    3. Problem-Possible Outcomes in the Sample Space
      480 views
      4. Definition of Probability
    4. Definition of Probability
      2434 views
      5. Problem-Definition of Probability
    5. Problem-Definition of Probability
      999 views
      6. Probability and Venn Diagrams
    6. Probability and Venn Diagrams
      584 views
      7. More on Probability and Venn Diagrams
    7. More on Probability and Venn Diagrams
      506 views
      8. Problem Solving Strategies in Probability
    8. Problem Solving Strategies in Probability
      801 views
      9. Simple Combined Events and Possibility Diagrams
    9. Simple Combined Events and Possibility Diagrams
      834 views
      10. Problem-Simple Combined Events and Possibility Diagrams
    10. Problem-Simple Combined Events and Possibility Diagrams
      418 views
      11. Simple Combined Events and Tree Diagrams
    11. Simple Combined Events and Tree Diagrams
      843 views
      12. Addition of Probabilities and Mutually Exclusive Events
    12. Addition of Probabilities and Mutually Exclusive Events
      1288 views
      13. Problem-Addition of Probabilities of Mutually Exclusive Events
    13. Problem-Addition of Probabilities of Mutually Exclusive Events
      666 views
      4.9: Probablities with and without replacements
      Types of Variables
    1. Types of Variables
      1016 views
      2. Problem-Types of Variables
    2. Problem-Types of Variables
      636 views