Personnel selection. Suppose that 7 female and 5 male applicants have been successfully screened for 5 positions. If the 5 positions are filled at random from the 12 finalists, what is the probability of selecting (A) 3 females and 2 males? (B) 4 females and 1 male? (C) 5 females? (D) At least 4 females? (A) The probability of selecting 3 females and 2 males is approximately (Type a decimal. Round to three decimal places.) (B) The probability of selecting 4 females and 1 male is approximately (Type a decimal. Round to three decimal places.) (C) The probability of selecting 5 females is approximately (Type a decimal. Round to three decimal places.) (D) The probability of selecting at least 4 females is approximately
Personnel selection. Suppose that 7 female and 5 male applicants have been successfully screened for 5 positions. If the 5 positions are filled at random from the 12 finalists, what is the probability of selecting (A) 3 females and 2 males? (B) 4 females and 1 male? (C) 5 females? (D) At least 4 females? (A) The probability of selecting 3 females and 2 males is approximately (Type a decimal. Round to three decimal places.) (B) The probability of selecting 4 females and 1 male is approximately (Type a decimal. Round to three decimal places.) (C) The probability of selecting 5 females is approximately (Type a decimal. Round to three decimal places.) (D) The probability of selecting at least 4 females is approximately
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:Personnel selection. Suppose that 7 female and 5 male applicants have been successfully screened for 5 positions. If the 5
positions are filled at random from the 12 finalists, what is the probability of selecting
(A) 3 females and 2 males?
(B) 4 females and 1 male?
(C) 5 females?
(D) At least 4 females?
(A) The probability of selecting 3 females and 2 males is approximately
(Type a decimal. Round to three decimal places.)
(B) The probability of selecting 4 females and 1 male is approximately
(Type a decimal. Round to three decimal places.)
(C) The probability of selecting 5 females is approximately
(Type a decimal. Round to three decimal places.)
(D) The probability of selecting at least 4 females is approximately
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