Chapter 9, Problem 12CAP

1

To determine

Identify the decision for each obtained value if $df=30$ and $\alpha =0.05$.

1. a. $t_{\text{obt}}=2.050$
2. b. $t_{\text{obt}}=1.680$
3. c. $t_{\text{obt}}=2.834$
4. d. $t_{\text{obt}}=3.030$

2

To determine

Identify the decision for each obtained value if $df=30$ and $\alpha =0.01$.

1. a. $t_{\text{obt}}=2.050$
2. b. $t_{\text{obt}}=1.680$
3. c. $t_{\text{obt}}=2.834$
4. d. $t_{\text{obt}}=3.030$