Math Problem Statement
Assume that when adults with smartphones are randomly selected, 55% use them in meetings or classes. If 25 adult smartphone users are randomly selected, find the probability that exactly 15 of them use their smartphones in meetings or classes. Question content area bottom Part 1 The probability is enter your response here.
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Binomial Distribution
Formulas
Binomial probability formula: P(X = k) = C(n, k) * p^k * (1-p)^(n-k)
Theorems
Binomial Theorem
Suitable Grade Level
Grades 10-12
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