Math Problem Statement
Seventy-five percent of consumers prefer to purchase electronics online. You randomly select 88 consumers. Find the probability that the number of consumers who prefer to purchase electronics online is (a) exactly five, (b) more than five, and (c) at most five.
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Binomial Distribution
Formulas
Binomial probability formula: P(X = k) = (n choose k) * p^k * (1-p)^(n-k)
Theorems
Binomial Theorem
Normal Approximation to Binomial Distribution (for large n)
Suitable Grade Level
College/Advanced High School
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