Punjab Board > 11th > Statistics (Total Videos: 382)

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Chapter 3: Measures of Dispersion (67 videos)  (Practice Test)
3.1: Dispersion  (Practice Test)
  1. Dispersion
  2. Applications of Dispersion
3.2: Range  (Practice Test)
  1. Calculation of Range for Raw or Ungrouped Data
  2. Problem 1: Calculation of Range for Raw or Ungrouped Data
  3. Calculation of Range for Grouped Data
  4. Problem 1: Calculation of Range for Grouped Data
3.3: Mean Deviation  (Practice Test)
  1. Mean Deviation for ungrouped Data by Mean
  2. Problem 1: Mean Deviation for Ungroped Data by Mean
  3. Mean Deviation for ungrouped Data by Median
  4. Problem 1: Mean Deviation for Ungroped Data by Median
  5. Mean Deviation for ungrouped Data by Mode
  6. Problem 1: Mean Deviation for Ungroped Data by Mode
  7. Mean Deviation for Grouped Data by Mean
  8. Problem 1: Mean Deviation for Groped Data by Mean
  9. Mean Deviation for Grouped Data by Median
  10. Problem 1: Mean Deviation for Groped Data by Median
  11. Mean Deviation for Grouped Data by Mode
  12. Problem 1: Mean Deviation for Groped Data by Mode
3.4: Quartile Deviation  (Practice Test)
  1. Concept of Quartile Deviation
  2. Problem-Concept of Quartile Deviation
  3. Interquartile Range for Data Set Represented in Different Ways
  4. More on Interquartile Range for Data Set Represented in Different Ways
3.5: Variance and Standard Deviation  (Practice Test)
  1. Introduction to Variance & S.D
  2. Problem 1: Introduction to Variance & S.D
  3. Calculation of Variance by Direct Method
  4. Problem 1: Calculation of Variance by Direct Method
  5. Calculation of Variance by Proper Mean formula
  6. Problem 1: Calculation of Variance by Proper Mean formula
  7. Calculation of Variance by Short Cut Method
  8. Problem 1: Calculation of Variance by Short Cut Method
  9. Calculation of S.D by Direct Method
  10. Problem 1: Calculation of S.D by Direct Method
  11. Calculation of S.D by Short Cut Method
  12. Problem 1: Calculation of S.D by Short Cut Method
  13. Calculation of S.D by Proper Mean formula
  14. Problem 1: Calculation of S.D by Proper Mean formula
  15. Effect of Change of Origin and Scale on S.D
3.6: Coefficient of Dispersion  (Practice Test)
  1. Coefficient of Dispersion
  2. Absolute and Relative Dispersion
  3. Coefficient of Dispersion and Its Measure
  4. Range Coefficient of Dispersion and its measure
  5. Problem-Range Coefficient of Dispersion and its measure
  6. Problem-Coefficient of Dispersion and Its Measure
  7. More on Problem-Coefficient of Dispersion and Its Measure
  8. Quartile Coefficient of Relative Dispresion
  9. More on Quartile Coefficient of Relative Dispersion
  10. Mean Coeffiecient of Dispersion
  11. More on Mean Coefficient of Dispersion
3.7: Moments  (Practice Test)
  1. Moment
  2. Introducing Moments
  3. More on Introducing Moments
  4. Problem-Introducing Moments
  5. More on Problem-Introducing Moments
  6. Problem-Moments for group data
  7. Problem-Moments for group data
  8. Prob-Relation Between Mean Moments and Raw Moments
  9. More on Prob-Relation Between Mean Moments and Raw Moments
3.8: Skewed Vs Unskewed Curves  (Practice Test)
  1. Skewness
  2. Skewed Vs Unskewed Curves
  3. More on Skewed Vs Unskewed Curves
  4. Measures of Skewness
  5. More on Measures of Skewness
  6. Problem-Measures of Skewness
3.9: Kurtosis  (Practice Test)
  1. Kurtosis and Its Measurements
  2. More on Kurtosis and Its Measurements
  3. Problem-Measures of Kurtosis
  4. More on Problem-Measures of Kurtosis
 

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