9500 students are enrolled in a community college. Of 9500, 3350 have a Visa, 2200 have a MasterCard, and 860 have both credit cards. Find the probability that a student selected randomly: Has only Visa Card. Has both Visa and a MasterCard. Has exactly one of the card.
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.
Question
9500 students are enrolled in a community college. Of 9500, 3350 have a Visa, 2200 have a MasterCard, and 860 have both credit cards. Find the
- Has only Visa Card.
- Has both Visa and a MasterCard.
- Has exactly one of the card.
- Has neither a Visa nor a MasterCard
- Draw the Venn diagram.
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