A person has the right to take the driver's license exam 6 times. The probability of passing any exam is independent of p and each other. a) What is the probability that he took the exam more than 4 times? b) X: If the number of exams the person took, then E [X] =?
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 person has the right to take the driver's license exam 6 times. The
a) What is the probability that he took the exam more than 4 times?
b) X: If the number of exams the person took, then E [X] =?
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