Chapter 5, Problem 78E

(a)

Section 1:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 2:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 3:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 4:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 5:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 6:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 7:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

Section 8:

To determine

To find: The standard deviation of sample mean $\overline{x}$.

(b)

To determine

To graph: The graph of standard deviation against the sample size.

(c)

To determine

To explain: The relation between standard deviation and the sample size.