In a group of students, 70% are taking an English class and 19% are taking a Chemistry class. Among the students taking English, 7% are taking Chemistry. If a student is randomly selected from the group, what is the probability that they are taking both (English and Chemistry) classes?
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.
In a group of students, 70% are taking an English class and 19% are taking a Chemistry class. Among the students taking English, 7% are taking Chemistry. If a student is randomly selected from the group, what is the
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