Chi-Square Quiz with Answers

Chi-Square Quiz with Answers - In a chi-square test for...

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In a chi-square test for goodness of fit, the null hypothesis is used to create an ideal, hypothetical sample. The frequencies in the ideal sample are called ______. a. expected frequencies b. theoretical frequencies c. observed frequencies d. null frequencies The term observed frequency refers to ______. a. the frequencies found in the sample data b. the frequencies found in the population being examined c. the frequencies computed from the null hypothesis d. the frequencies that are hypothesized for the population being examined For the chi-square test for goodness of fit, what is the value of df for a test with four categories and a sample of n = 100? a. 3 b. 4 c. 96 d. 99 The null hypothesis for the chi-square test for goodness of fit specifies a. proportions for the entire population. b. proportions for the sample. c. frequencies for the entire population. d. frequencies for the sample. Ten years ago, only 15% of the U.S. population consisted of people more than 65 years old.
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Chi-Square Quiz with Answers - In a chi-square test for...

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