Measure of Central Tendency or Averages

Chapter 2: Measure of Central Tendency or Averages (47 videos)   (Practice Test)

2.1: 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. Where to Use Arithmetic Mean
3. Applications of Weighted Averages
4. Introducing Weighted Average
5. Problem - Weighted Average for Ungrouped Data
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. Problem-Quartiles for Individual Observations
6. Quartiles for a Frequency Distribution
7. Problem-Quartiles for a Frequency Distribution
8. Estimating Quartiles for Grouped Data using Graph
9. Quantiles from Discrete Data
10. More on Quantiles from Discrete Data
11. Quartiles From Grouped Data
12. More on Quartiles From Grouped Data
13. Deciles and Percentiles from Grouped Data
14. More on Deciles and Percentiles from Grouped Data
15. Problem - Deciles and Percentiles from Grouped Data
16. Problem - Deciles and Percentiles from Grouped Data

2.5: Mode

1. The Mode

2.6: Geometric Mean and Harmonic Mean(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