Find the variance of first 10 natural numbers
A7.5
B9.1
C10.2
D8.25
A7.5
B9.1
C10.2
D8.25
Related Questions:
The table shows the number of workers of different categories in an office , grouped according to their daily wages. What is the mean daily wages?
Daily wages(Rs) | Number of workers |
675 | 8 |
730 | 4 |
755 | 4 |
780 | 3 |
840 | 1 |
Find the mode of the following data :
70, 80, 65, 90, 70, 90, 80, 70, 75, 65