Hypothesis Testing Flashcard

Hypothesis Testing Flashcard

Assessment

Flashcard

Mathematics

11th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the alternative hypothesis (Ha)?

Back

The alternative hypothesis (Ha) is a statement that indicates the presence of an effect or a difference. For example, Ha: The average number of books read by a student is lower than 3 books (Ha: µ < 3 books).

2.

FLASHCARD QUESTION

Front

What is the level of significance in hypothesis testing?

Back

The level of significance (α) is the probability of rejecting the null hypothesis when it is true. Commonly used levels are α=0.05 for a one-tailed test.

3.

FLASHCARD QUESTION

Front

What test statistic is used for hypothesis testing when the sample size is small?

Back

The t-test is used as the test statistic when the sample size is small and the population standard deviation is unknown.

4.

FLASHCARD QUESTION

Front

What is the formula for the t-test statistic?

Back

5.

FLASHCARD QUESTION

Front

What does the critical value (C.V) represent in hypothesis testing?

Back

The critical value (C.V) is a threshold that determines whether to reject the null hypothesis. It is based on the level of significance and the type of test.

6.

FLASHCARD QUESTION

Front

What is a one-tailed test?

Back

A one-tailed test is a hypothesis test that evaluates the direction of the effect, either greater than or less than a certain value.

7.

FLASHCARD QUESTION

Front

What is a two-tailed test?

Back

A two-tailed test is a hypothesis test that evaluates whether a parameter is significantly different from a specified value in either direction.

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