A random sample of 2334 college students were asked their major. The top five responses and the percentage of students who named each of the top five majors are shown in the graph. 18Q15.PNG Use the graph to answer the questions. ? The margin of error is 2.1%. We can be 95% confident that between % and % of students in the population are majoring in math. (Use ascending order. Round to the nearest tenth as needed.)

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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.