The accompanying table shows the results of a survey in which 250 male and 250 female workers ages 25 to 64 were asked if they contribute to a retirement savings plan at work. Complete parts (a) and (b) below. E Click the icon to view the survey results. (a) Find the probability that a randomly selected worker contributes to a retirement savings plan at work, given that the worker is male. O Survey Results The probability that a randomly selected worker contributes to a retirement savings plan at work, given that the worker is male, is. (Round to three decimal places as needed.) Contribute Do not contribute Total (b) Find the probability that a randomly selected worker is female, given that the worker contributes to a retirement savings plan at work. Male 111 139 250 Female 144 The probability that a randomly selected worker is female, given that the worker contributes to a retirement savings plan at work, is. (Round to three decimal places as needed.) 106 250 Total 255 245 500 Print Done
The accompanying table shows the results of a survey in which 250 male and 250 female workers ages 25 to 64 were asked if they contribute to a retirement savings plan at work. Complete parts (a) and (b) below. E Click the icon to view the survey results. (a) Find the probability that a randomly selected worker contributes to a retirement savings plan at work, given that the worker is male. O Survey Results The probability that a randomly selected worker contributes to a retirement savings plan at work, given that the worker is male, is. (Round to three decimal places as needed.) Contribute Do not contribute Total (b) Find the probability that a randomly selected worker is female, given that the worker contributes to a retirement savings plan at work. Male 111 139 250 Female 144 The probability that a randomly selected worker is female, given that the worker contributes to a retirement savings plan at work, is. (Round to three decimal places as needed.) 106 250 Total 255 245 500 Print Done
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...
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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.
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