In a survey of 60 people, it was found out that 25 read Manila Bulletin, 26 read Philippine Daily Inquirer and 26 read the Philippine Star. Also 9 people read both Manila Bulletin and Philippine Star, 11 read both Manila Bulletin and Philippine Daily Inquirer, 8 read both Philippine Daily Inquirer and the Philippine Star, and 8 read no magazine at all. How many read all three magazines? How many read, exactly one magazine?
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 survey of 60 people, it was found out that 25 read Manila Bulletin, 26 read Philippine Daily Inquirer and 26 read the Philippine Star.
Also 9 people read both Manila Bulletin and Philippine Star, 11 read both Manila Bulletin and Philippine Daily Inquirer, 8 read both Philippine
Daily Inquirer and the Philippine Star, and 8 read no magazine at all. How many read all three magazines? How many read, exactly one magazine?
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