From experience, the manager of Kramers Book Mart knows that 40% of the people who are browsing in the store will make a purchase. What is the probability that, among ten people who are browsing in the store, three will make a purchase?
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.
From experience, the manager of Kramers
Book Mart knows that 40% of the people who
are browsing in the store will make a
purchase. What is the
ten people who are browsing in the store,
three will make a purchase?
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