Measures of Central tendency or Averages

Federal Board > Class 13 > Statistics (Total Videos: 693)

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Chapter 2: Measures of Central tendency or Averages (49 videos)   (Practice Test)
2.1: Measuring Averages  (Practice Test)
  1. Average
  2. Applications of Different Averages
2.2: Arithematic Mean  (Practice Test)
  1. Arithmetic Mean for Ungrouped Data
  2. Problem 1: A.M of Ungrouped Data by Direct Method
  3. Arithmetic Mean of Grouped Data by Direct Method
  4. Problem 1: A.M for Grouped Data by Direct Method
  5. Arithmetic Mean of Ungrouped Data using Short-cut Method
  6. Problem 1: A.M for Ungrouped Data by Short formula Method
  7. Arithmetic Mean of Grouped Data using Short-cut Method
  8. Problem 1: A.M for Grouped Data by Short formula Method
  9. Arithmetic Mean of Ungrouped Data using Coding Method
  10. Problem 1: A.M for Ungrouped Data by Coding Method
  11. Finding A.M for Grouped Data-Coding Method
  12. Problem 1: A.M for Grouped Data by Coding Method
2.3: Weighted/Combined Mean  (Practice Test)
  1. Combined Arithmetic Mean
  2. Applications of Weighted Averages
  3. Introducing Weighted Average
  4. Problem - Weighted Average for Ungrouped Data
  5. Where to Use Arithmetic Mean
  6. Properties of Arithmetic Mean
  7. More on Properties of Arithmetic Mean
2.4: Median and Quantiles  (Practice Test)
  1. Median for Ungrouped Data
  2. Median of Grouped Data
  3. Quartiles for Individual Observations
  4. More on Quartiles for Individual Observations
  5. How to Identify Outliers in Data Set
  6. Problem-Quartiles for Individual Observations
  7. Quartiles for a Frequency Distribution
  8. Problem-Quartiles for a Frequency Distribution
  9. Estimating Quartiles for Grouped Data using Graph
  10. Quantiles from Discrete Data
  11. More on Quantiles from Discrete Data
  12. Quartiles From Grouped Data
  13. More on Quartiles From Grouped Data
  14. Deciles and Percentiles from Grouped Data
  15. More on Deciles and Percentiles from Grouped Data
  16. Problem - Deciles and Percentiles from Grouped Data
  17. Problem - Deciles and Percentiles from Grouped Data
  18. Graphic Location of Median and Partition Values
2.5: Mode
  1. The Mode
2.6: Geometric and Harmonic Means  (Practice Test)
  1. Geometric Mean of Ungrouped Data
  2. Geometric Mean for Grouped Data
  3. Harmonic Mean for Ungrouped Data
  4. Harmonic Mean for Grouped Data
  5. Where to Use Harmonic Mean
  6. Where to Use Geometric Mean
  7. Change in Origin and Scale
  8. Empirical Relationship Between Mean, Median and Mode
  9. Relationship Between Arithmetic, Geometric and Harmonic mean