Module 10 Practice Questions

Module 10 Practice Questions

Assessment

Flashcard

Mathematics

University

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What are the null and alternative hypotheses for testing if a car's mpg is overrated?

Back

Ho: µ = 47; Ha: µ ≠ 47

2.

FLASHCARD QUESTION

Front

What does a smaller p-value indicate in hypothesis testing?

Back

The smaller the p-value, the more evidence the data provide against the null hypothesis and in favor of the alternative hypothesis.

3.

FLASHCARD QUESTION

Front

What are the null and alternative hypotheses for testing if a new sedan averages better than 26 mpg?

Back

Ho: µ = 26; Ha: µ > 26

4.

FLASHCARD QUESTION

Front

What are the null and alternative hypotheses for the percentage of students with loan debt increasing from 68%?

Back

Ho: µ = 68; Ha: µ > 68

5.

FLASHCARD QUESTION

Front

What does the p-value represent in hypothesis testing?

Back

The p-value is the probability of getting data like that observed, or more extreme, assuming that the mean lifetime of bulbs is 650 hours.

6.

FLASHCARD QUESTION

Front

Define null hypothesis (Ho).

Back

The null hypothesis is a statement that there is no effect or no difference, and it serves as the default or starting assumption in hypothesis testing.

7.

FLASHCARD QUESTION

Front

Define alternative hypothesis (Ha).

Back

The alternative hypothesis is a statement that indicates the presence of an effect or a difference, opposing the null hypothesis.

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