School of Rock Guitar Bass Drums Keyboard Total 6th grade 12 14 13 20 59 7th Grade 18 17 18 14 67 8th Grade 13 18 17 15 63 Total 43 49 48 49 189 What percent of the 8th graders in the School of Rock play drums? Round your answer to the nearest tenth of a percent.

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Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.