# Question: a random sample of size 100 is drawn from a...

###### Question details

A random sample of size 100 is drawn from a population having mean 20 and variance 25. The standard deviation of sample mean is

Select one:

0.5

0.25

5

1.5

A random sample of size 100 is drawn from a population having mean 20 and variance 25. The standard deviation of sample mean is

Select one:

0.5

0.25

5

1.5