Hypothesis Testing

Hypothesis Testing

25 Qs

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Hypothesis Testing

Hypothesis Testing

Assessment

Quiz

Practice Problem

Medium

CCSS
HSS.ID.A.4

Standards-aligned

Created by

Theodore Cann

Used 17+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which of the following is the definition of a Type I error?

The failure to reject a false null hypothesis

Rejecting a true null hypothesis

The acceptance to reject a null hypothesis

Accepting a true null  hypothesis

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which of the following represents the appropriate null & alternative hypotheses?

The mean height of women is greater than 65"

H₀: μ > 65"

Hₐ: μ ≠ 65"

H₀: μ < 65"

Hₐ: μ > 65"

H₀: p > 65"

Hₐ: p ≠ 65"

H₀: p = 65"

Hₐ: p > 65"

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

A researcher claims that the mean cost of a dozen eggs is greater than $5. Suppose the P-value for an associated hypothesis test is 0.0304. Using a = 0.05, what is the properly constructed conclusion?

There is sufficient evidence to reject the claim that the population mean cost of a dozen eggs is $5 at the 0.05 significance level. Therefore, we can support researcher's claim.

There is insufficient evidence to reject the claim that the population mean cost of a dozen eggs is $5 at the 0.05 significance level. Therefore, we can support researcher's claim.

There is sufficient evidence to reject the claim that the population mean cost of a dozen eggs is more than $5 at the 0.05 significance level. Therefore, we can support researcher's claim.

There is sufficient evidence to reject the claim that the population mean cost of a dozen eggs is more than $5 at the 0.05 significance level. Therefore, we cannot support researcher's claim.

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

When the p-value is greater than alpha we:

Reject Ho

Fail to reject Ha

Fail to reject Ho

Reject Ha

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Of the following, which is the only appropriate option for the null hypothesis? 

H0: p = k

H0: μ > k

H0: μ < k

H0: p ≠ k

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Of the following, which is not an appropriate option for an alternate hypothesis? 

Ha: μ = k

Ha: μ > k

Ha: p < k

Ha: μ ≠ k

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The weight of the average 6th grade student's backpack (with books in it) is 18.4 lbs. The principal of the school thinks that the backpack does not weight 18.4 lbs. What is the null and alternate hypothesis? 

H0: μ = 18.4

Ha: μ = 18.4

H0: μ = 18.4

Ha: μ > 18.4

H0: μ = 18.4

Ha: μ < 18.4

H0: μ = 18.4

Ha: μ ≠ 18.4

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