1. Find the critical t-value(s) for a one sample t-test given: ?= 0.01 n = 12 one-tailed test (lower-tailed critical region)

a. 2.130 and -2.130

b. 3.103 and -3.103

c.-2.718

d. -2.567

e. 2.998

2.

Find the critical t-value(s) for a one samplet-testgiven:

? = 0.05

df = 26

one-tailed test (upper-tailed criticalregion)

a. 2.042 and -2.042

b.-1.812

c. 1.706

d. 3.241

e. -1.339

3. What decision you would make regarding thenull hypothesis (reject or fail to reject (i.e., retain)) given thefollowing scenario in a one sample t-test?

? = 0.05

p value = 0.022

a. reject the null hypothesis

b. fail to reject the null hypothesis

4. What decision you would make regarding thenull hypothesis (reject or fail to reject (i.e., retain)) given thefollowing scenario in a one sample t-test?

? = 0.01

p value = 0.524

a. reject the null hypothesis

b. fail to reject the null hypothesis

5. What decision you would make regarding thenull hypothesis (reject or fail to reject (i.e., retain)) given thefollowing scenario in a one sample t-test?

? = 0.01

p value = 0.005

a. reject the null hypothesis

b. fail to reject the null hypothesis

6. What decision you would make regarding thenull hypothesis (reject or fail to reject (i.e., retain)) given thefollowing scenario in a one sample t-test?

? = 0.05

p value = 0.232

a. reject the null hypothesis

b. fail to reject the null hypothesis