At a used bok sale, 100 books are adult books and 160 are childrens books. Of the that it is adult books, 70 are nonfiction, while 60 of the children's books are nonfiction. If a book is selected at random, find the probability that it is; A) fiction B) an adult book or a children's nonfiction book.
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.
At a used bok sale, 100 books are adult books and 160 are childrens books. Of the that it is adult books, 70 are nonfiction, while 60 of the children's books are nonfiction. If a book is selected at random, find the probability that it is;
A) fiction
B) an adult book or a children's nonfiction book.
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