8. The table below shows the number of credit cards owned by a group of individuals. If one person was chosen at random, find the probability that the person had no credit cards. Zero One Two or more Total Male 9 5 19 33 Female 18 10 20 48 Total 27 15 39 81
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.
8. The table below shows the number of credit cards owned by a group of individuals. If
one person was chosen at random, find the
Zero One Two or more Total
Male 9 5 19 33
Female 18 10 20 48
Total 27 15 39 81
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