Question

The following data is taken from a simple random sample :
3, 7, 5, 9, 15, 11, 8, 4, 6, 2
The point estimate of the population standard deviation is :

• A. $\frac{2}{3}$
• B. $\frac{4}{9}$
• C. $\frac{2}{3}\sqrt{35}$
• D. $\frac{4}{9}\sqrt{35}$

Answer 1

Answer: (C)

$\frac{2}{3}\sqrt{35}$

Answer 2

The correct option is (C) :$\frac{2}{3}\sqrt{35}$.