2. Four married couples are celebrating Thanksgiving together. The wives' names are Jolene, Jane, Marie, and Chris. Their husbands are Bob, Lyle, Lee, and Rick. Examine the following clues and determine who is married to whom. a. Rick is Jolene's brother. b. Marie has two brothers, but her husband is an only child. c. Lyle is married to Chris. Jolene and Lee were once engaged but broke up when Lee met his present wife.

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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.