Two populations are described in each of the following cases. For each of the ca

Question

Two populations are described in each of the following cases. For each of the cases in parts a through

e, would it be appropriate to apply the small-sample t-test to investigate the difference between the population means?

a.

Population 1: Normal distribution with variance 21.

Population 2: Skewed to the right with variance 22=21.

Choose the correct answer below.

Yes

No

b.

Population 1: Normal distribution with variance 21.

Population 2: Normal distribution with variance 2221.

Choose the correct answer below.

No

Yes

c.

Population 1: Skewed to the left with variance 21.

Population 2: Skewed to the left with variance 22=21.

Choose the correct answer below.

Yes

No

d.

Population 1: Normal distribution with variance 21.

Population 2: Normal distribution with variance 22=21.

Choose the correct answer below.

No

Yes

e.

Population 1: Uniform distribution with variance 21.

Population 2: Uniform distribution with variance 22=21.

Choose the correct answer below.

No

Yes

a.

Population 1: Normal distribution with variance 21.

Population 2: Skewed to the right with variance 22=21.

Explanation / Answer

a ) No .

Reason : Both the population must follow normal distribution .

b ) Yes .

c ) No .

Reason : Both the population must follow normal distribution .

d ) Yes

e ) No .

Reason : Both the population must follow normal distribution .

Related Questions

Navigate

• Browse (All)
• Browse T
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.