Carl placed $900 in a brokerage account that has been increasing its value by 16% per year. At the same time, Brad began placing $900 under a mattress at the beginning of each year. Who had more money after 22 years, and by how much? a. Brad, by about $1600 b. Carl, by about $1600 c. Carl, by about $3800 d. Brad, by about $3800

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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.