It has been found that 1 out of every 10 people who visit a local store purchase cigarettes. If we randomly select a sample of 13 visitors to the store, what is the probability that: Q 2.2.1) No more than two of the visitors will purchase cigarettes? Interpret your answer. Q 2.2.2) More than three of the visitors will purchase cigarettes? Interpret your answer.
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.
It has been found that 1 out of every 10 people who visit a local store purchase cigarettes. If we randomly select a sample of 13 visitors to the store, what is the
Q 2.2.1) No more than two of the visitors will purchase cigarettes? Interpret your answer.
Q 2.2.2) More than three of the visitors will purchase cigarettes? Interpret your answer.
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