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[answered] A)Melanie is interested in knowing whether science fiction


A)Melanie is interested in knowing whether science fiction movies typically get higher star ratings (on a five-star scale) than dramas. What kind of statistical test could be used to address this question??

1a)parametric test?

2a)nonparametric test

3a) paired-samples t test

4a)independent-samples t test



B)The chi-square test for ________ is appropriate when there is one nominal variable, while the chi-square test for ________ is appropriate when there are two nominal variable

1b)dependence; independence?

2b)independence; goodness-of-fit?

3b)goodness-of-fit; independence?

4b)goodness-of-fit; dependence



C)Which of the following statements does not state an assumption of the chi-square test??

1c)Participants are randomly selected from the population.?

2c)The dependent variable is nominal.

3c)Each observation is independent of all other observations.

4c)?The dependent variable is scale



D)The values in the cells of a chi-square test for goodness-of-fit are:?

1d)proportions.

2d) medians.?

3d)means.

4d)? counts or frequencies.


 


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