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Hypothesis Testing Quiz

Authored by Carla Malait

Mathematics

11th Grade

Hypothesis Testing Quiz
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In formulating the alternative hypothesis, what mathematical symbol is applicable to use in the statement, “The average score of Grade 11 (ABM) in Business Statistics is 75.”?

a.

c. =

d. ≠

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A vacuum cleaner consumes less than 46 kwh per year. What hypothesis test can you use in this claim?

a. left-tailed

b. right- tailed

c. null hypothesis

d. alternative hypothesis

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following steps is not included in formulating a hypothesis?

a. Identify the claim to be tested.

b. Translate the claim into mathematical symbols/notations.

c. Use the data about the sample then compute the test statistic.

d. Formulate first the null hypothesis and then the alternative hypothesis.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A scientist invented a substance that increases the life of an automobile battery. If the mean lifetime of the battery is 24 months, then what are his hypotheses?

a. 𝐻𝑜: 𝜇 =24, 𝐻𝑎: 𝜇 ≠ 24

b. 𝐻𝑜: 𝜇 =24,𝐻𝑎: 𝜇 > 24

c. 𝐻𝑜: 𝜇 = 24, 𝐻𝑎: 𝜇 ≤ 24

d. 𝐻𝑜: 𝑝 = 24, 𝐻𝑎: 𝑝 > 24

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

“The introduction of modern computers affects the performance of the students.” What kind of hypothesis is it?

a. Null

b. Mean

c. alternative

d. standard deviation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Consider this statement: “New cars are expected to last an average of at least three (3) years before needing major service.” Which of the following is the null hypothesis?

a. 𝐻𝑜: µ ≤ 3

b. 𝐻𝑜: µ 3

d. 𝐻𝑜: µ ≥ 3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the correct null hypothesis of the claim below? “Students take an average of less than five (5) years to graduate from college.”

a. 𝐻𝑜: µ = 5

b. 𝐻𝑜: µ ) for the null and alternative hypotheses - 𝐻𝑜: µ __ 300 𝐻𝑎: µ __ 300?

c. ≤,≥

d. = ,>

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