A random sample of 88 U.S. 11th-12th graders was selected. The two-way table summarizes the gender of the students and their response to the question “Do you have allergies?” Suppose we choose a student from this group at random. What is the probability that the student is female or has allergies?
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.
A random sample of 88 U.S. 11th-12th graders was selected. The two-way table summarizes the gender of the students and their response to the question “Do you have allergies?”
Suppose we choose a student from this group at random. What is the
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