Chapter 1. Cell Counts Required for Chi-Square Tests

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Question 1

1:29

Question 1.1

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Correct. Categorical data from a matched pairs experiment are not analyzed with a chi-square test.

Incorrect. Categorical data from a matched pairs experiment are not analyzed with a chi-square test.

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Question 2

2:07

Question 1.2

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Correct. We check to make sure expected counts are large enough for the chi-square test statistic to have a chi-square distribution.

Incorrect. We check to make sure expected counts are large enough for the chi-square test statistic to have a chi-square distribution.

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Question 3

2:33

Question 1.3

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Correct. This is a correct statement.

Incorrect. This is a correct statement.

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Question 4

3:10

Question 1.4

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Correct. We need data to be collected from an experiment AND for the results of a chi-square test to be significant in order to draw conclusions of cause and effect.

Incorrect. We need data to be collected from an experiment AND for the results of a chi-square test to be significant in order to draw conclusions of cause and effect.

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