Math Problem Statement

After being rejected for employment, Kim Kelly learns that the Bellevue Credit Company has hired only five women among the last 17 new employees. She also learns that the pool of applicants is very large, with an approximately equal number of qualified men as qualified women.

Help her address the charge of gender discrimination by finding the probability of getting five or fewer women when 17 people are hired, assuming that there is no discrimination based on gender. (Report answer accurate to 8 decimal places). P(at most five) =

Solution

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Math Problem Analysis

Mathematical Concepts

Probability Theory
Binomial Distribution

Formulas

P(X = k) = C(n, k) * p^k * (1-p)^(n-k)
P(X ≤ 5) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) + P(X = 4) + P(X = 5)

Theorems

Binomial Theorem
Cumulative Probability

Suitable Grade Level

Grades 10-12