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UnitQuiz3

# UnitQuiz3 - 1 Which of the following variables COULD be...

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1. Which of the following variables COULD be used in a Chi-Square analysis? A. Gender B. Political Party Affiliation C. Race D. Age E. Course Section Number F. All of the above All are possible as you could categorize age. Points Earned: 1/1 Correct Answer: F Your Response: F 2. Which of the following is the BEST statement of the alternative hypothesis for conducting a Chi-Square analysis? A. The variables are NOT statistically related in the sample B. The variables ARE statistically related in the sample C. The variables are NOT statistically related in the population D. The variables ARE statistically related in the population The null hypothesis is statement that says no relationship exists between the variables in the population. Remember that when conducting a statistical test we use a sample to make an inference to a population. Points Earned: 1/1

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Correct Answer: D Your Response: D 3. What is the primary purpose of doing a chi-square test? To determine if there is a significant relationship between A. two quantitative variables B. a qualitative variable and quantitative variable C. two continuous variables D. two categorical variables A chi-square test is used to analyze categorical (or qualitative) variables with the primary purpose to discover if a relationship exists between the variables. Points Earned: 1/1 Correct Answer: D Your Response: D 4. From our Class Survey data using Gender (Column 2) and if you would date someone of a different race (Column 25), what is the Pearson Chi-Square p-value for a test of a relationship between these two variables? The p-value is: [Fill in the blank] Answer The answer is 0.144 (or .144) and can be found by going to Stat>Tables>Chi-Square, Enter one of the variables in the Rows and the other, click Chi-Square and select Chi-Square Analysis. In the output the p-value is shown. Points Earned: 1/1 Correct Answer: 0.144 Your Response: 0.144 5.
From our Class Survey data using Gender (Column 2) and if you would date someone of a different race (Column 25), what conclusion would you make regarding the relationship between the variables Gender and Date Different Race? A. No statistical significant relationship exists in the population because the p-values is greater than 0.05 B. A statistical significant relationship exists in the sample because the p-value is greater than 0.05 C. A statistical significant relationship exists in the population because the p-value is greater than

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UnitQuiz3 - 1 Which of the following variables COULD be...

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