A marketing firm is considering making up to three new hires. Given its specific needs, the management feels that there sa 55% chance of hiring at least two candidates. There is only a 9% chance that it will not make any hires and a 15% chance that it will make all three hires. a. What is the probability that the firm will make at least one hire? (Round your answer to 2 decimal places.) Probability b. Find the expected value and the standard deviation of the number of hires. (Round intermediate calculations to at least 4 decimal places. Round your final answers to 2 decimal places.) Expected value Standard deviation
A marketing firm is considering making up to three new hires. Given its specific needs, the management feels that there sa 55% chance of hiring at least two candidates. There is only a 9% chance that it will not make any hires and a 15% chance that it will make all three hires. a. What is the probability that the firm will make at least one hire? (Round your answer to 2 decimal places.) Probability b. Find the expected value and the standard deviation of the number of hires. (Round intermediate calculations to at least 4 decimal places. Round your final answers to 2 decimal places.) Expected value Standard deviation
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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