Basic Statistics

Punjab Board > Class 9 > General Math (Total Videos: 417)

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Chapter 10: Basic Statistics (92 videos)   (Practice Test)
10.1: Frequency Distribution  (Practice Test)
  1. Class interval & Class Limits
  2. Problem 1: Class interval & Class Limits
  3. Construction of Continuous Frequency Table
  4. Problem 1: Construction of Continuous Frequency Table
  5. Graph of Frequency Distribution by Histogram
  6. Problem 1: Constructing Histogram with Equal Intervals
  7. Constructing Histogram with Unequal Intervals
  8. Problem:Constructing Histogram with Unequal Intervals
  9. Construction of Frequency Polygon
  10. Problem 1: Construction of Frequency Polygon
10.2: Cumulative Frequency  (Practice Test)
  1. Cumulative Frequency Distribution
  2. Find the Cumulative Frequency
  3. Construct a Cumulative Frequency Polygon for the Given Data or Ogive
  4. Construct a Cumulative Frequency Polygon for the Given Data (Ogive)
10.3: Measure of Central Tendency  (Practice Test)
  1. Measure of Location
  2. Problem 1: Measure of Location
  3. Types of Measures of Central Tendency
  4. Problem 2: Types of Measures of Central Tendency
  5. problem 3: Types of Measures of Central Tendency
  6. Problem 1: Types of Measures of Central Tendency
  7. Importance of Measure of Central Tendency
  8. Problem 1: Importance of Measure of Central Tendency
  9. Arithmetic Mean (A.M) for Ungrouped Data
  10. Problem 1: A.M of Ungrouped Data by Direct Method
  11. Arithmetic Mean (A.M) for Grouped Data by Direct Method
  12. Problem 1: A.M for Grouped Data by Direct Method
  13. Short formula for Computing Arithmetic Mean for Ungrouped Data
  14. Problem 1: A.M for Ungrouped Data by Short formula Method
  15. Short formula for Computing Arithmetic Mean for Grouped Data
  16. Problem 1: A.M for Grouped Data by Short formula Method
  17. Coding Method of Finding Arithmetic Mean
  18. Problem 1: A.M for Ungrouped Data by Coding Method
  19. Finding A.M for Grouped Data-Coding Method
  20. Problem 1: A.M for Grouped Data by Coding Method
  21. Median for Grouped Discrete Data
  22. Problem:Median for Grouped Discrete Data
  23. Problem-Mode for Grouped Continuous Data
  24. Harmonic Mean for Ungrouped Data
  25. Problem: Harmonic Mean for Ungrouped Data
  26. Harmonic Mean for Grouped Data
  27. Problem: Harmonic Mean for Grouped Data
  28. Geometric Mean of Ungrouped Data
  29. Geometric Mean of Ungrouped Data by Logarithm
  30. Problem: Geometric Mean of Ungrouped Data by Logarithm
  31. Geometric Mean of Grouped Data by Logarithm
  32. Problem: Geometric Mean of Grouped Data by Logarithm
  33. Calculation of Weighted Mean
  34. Problem: Calculation of Weighted Mean
  35. Calculation of Moving Mean
  36. Problem: Calculation of Moving Mean
  37. Using Calculator to find Mean
  38. Median for Ungrouped Data
  39. Problem 1: Median for Ungrouped Data
  40. Median for Grouped Continuous Data
  41. Problem 1: Median for Grouped Continuous Data
  42. Mode for Ungrouped Discrete Data
  43. Problem 1: Mode for Ungrouped Discrete Data
  44. Mode for Grouped Data
  45. Problem 1: Mode for Grouped Data
  46. Situations when Mean, Median and Mode are Used
  47. Problem 1: Situations when Mean, Median and Mode are Used
  48. Properties of Arithmetic Mean
  49. Problem 1: Properties of Arithmetic Mean
  50. Merits and Demerits of Median
  51. Problem 1: Merits and Demerits of Median
  52. Merits and Demerits of Mode
  53. Problem 1: Merits and Demerits of Mode
  54. Graphical Location of Median Quartiles & Mode
  55. Median, Quartiles and Percentiles
10.4: Measure of Dispersion  (Practice Test)
  1. Concept of Dispersion
  2. Problem 1: Concept of Dispersion
  3. Types of Measures of Dispersion
  4. Problem 1: Types of Measures of Dispersion
  5. Problem 2: Types of Measures of Dispersion
  6. Calculation of Range for Raw or Ungrouped Data
  7. Problem 1: Calculation of Range for Raw or Ungrouped Data
  8. Calculation of Range for Grouped Data
  9. Problem 1: Calculation of Range for Grouped Data
  10. Introduction to Variance and Standard deviation
  11. Problem 1: Introduction to Variance & S.D
  12. Calculation of the Variance and Standard Deviation by Direct Method
  13. Problem 1: Calculation of Variance by Direct Method
  14. Calculation of Variance by Proper Mean Formula
  15. Calculation of Variance of Grouped Data by Proper Mean Formula
  16. Calculation of Variance by Short Cut Method
  17. Problem 1: Calculation of Variance by Short Cut Method
  18. Calculation of S.D by Short Cut Method
  19. Problem 1: Calculation of S.D by Short Cut Method
  20. Calculation of Standard Deviation by Proper Mean Formula
  21. Problem 1: Calculation of S.D by Proper Mean formula
  22. Calculation of S.D by Direct Method
  23. Problem 1: Calculation of S.D by Direct Method