Q1 of 108 Page 32

Find the mean, variance and standard deviation for the following data :

2, 4, 5, 6, 8, 17

Explanation: Here, Mean




And, n=6


Variance (X) =



Variance = 23.33


Standard deviation =



Standard deviation = 4.83


More from this chapter

All 108 →
7

Calculate the mean deviation about mean for the following frequency distribution :

 8

Calculate mean deviation from the median of the following data :

 1

Find the mean, variance and standard deviation for the following data :

6, 7, 10, 12, 13, 4, 8, 12

 1

Find the mean, variance and standard deviation for the following data :

227, 235, 255, 269, 292, 312, 321, 333, 348