Measures of Central Tendency Lab

 Practical Exercise-1

Part-B

Computation of Mean, Median, Mode, Geometric Mean and Harmonic Mean (Grouped data)

1. From the following data of the marks obtained by 60 students of a class, calculation of Mean, Median and Mode.

2.  From the following data,  find the value of Mean, Median and Mode.

3. Calculate Geometric Mean and Harmonic Mean from the following frequency distribution.

Marks	10	15	20	25	30	35	40
Frequency	8	12	36	35	28	18	9

4. Calculate Mean, Median, Mode, Geometric Mean and Harmonic Mean from the following data

Classes

10-13

13-16

16-19

19-22

22-25

25-28

28-31

31-34

34-37

37-40

Frequency

8

15

27

51

75

54

36

18

9

7

5. From the following data of weight of 122 persons determine Mean, Median, Mode, Geometric Mean and Harmonic Mean.

6. Find the value of  Mean, Median, Mode, Geometric Mean and Harmonic Mean from the following data.

Solutions

Aim:  To calculate Mean, Median, Mode, Geometric Mean and Harmonic Mean to the given data.

Formula and Procedure: 

 

Continuous Series: 

Calculation:

Conclusion: