Daily sales records for a car dealership show that it will sell 0, 1, 2, or 3 cars, with probabilities 0.3, 0.5, 0.15, 0.05 respectively let X be the number of sales in a 2-day period, assuming that the sales are independent from day to day. The probability that two or more sales are made in the next 2 days is
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.
Daily sales records for a car dealership show that it will sell 0, 1, 2, or 3 cars, with probabilities 0.3, 0.5, 0.15, 0.05 respectively let X be the number of sales in a 2-day period, assuming that the sales are independent from day to day. The
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