Two-Way Tables Answers

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Which statements are correct? Check all that apply.

The marginal relative frequency for 10th graders is 0.18.

42% of the students prefer a concert over a movie.

A greater ratio of 11th graders prefer a concert to a movie.

More 12th graders were surveyed than any other grade level.

The difference in the percent of students who prefer a movie over a concert is16%.

The cell labeled b is a .

joint frequency of 71

joint frequency of 93

marginal frequency of 71

marginal frequency of 93

What is the joint relative frequency for 11th graders who want the break in the afternoon? Round to the nearest percent.

21%

25%

40%

61%

The cell labeled a is a .

joint frequency of 48

joint frequency of 70

marginal frequency of 48

marginal frequency of 70

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