Chapter 8.4, Problem 1TY

a.

To determine

To find: The $\overline{p}\text{ and }\overline{\text{q}}$

b.

To determine

To verify: the values of $n_1\overline{p}$, $n_1\overline{q}$, $n_2\overline{p}$ and $n_2\overline{q}$ are at least 5.

c.

To determine

To identify: The claim and state $H_0$ and $H_a$.

d.

To determine

To identify:  The level of significance α.

e.

To determine

To find: The critical value and rejection regions.

f.

To determine

To find: The standardized test statistic value.

g.

To determine

To decide: Whether to reject or fail to reject the null hypothesis when the level of significance $\alpha =0.05$.

h.

To determine

To test: Whether there is a difference between the proportion of yoga users who are 40- to 49-year-olds and the proportion of non-yoga users who are 40- to 49-year-olds or not.