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3. The probabilities that a surgeon operates on 3, 4, 5, 6, or 7 patients in any day are 0.15, 0.10, 0.20, 0.25, and 0.30, respectively. Find the average number of patients that a surgeon operates on in a day.

3. The probabilities that a surgeon operates on 3, 4, 5, 6, or 7 patients in any day are 0.15, 0.10, 0.20, 0.25, and 0.30, respectively. Find the average number of patients that a surgeon operates on in a day.

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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1. The probabilities that a researcher surveyed 1, 2, 3 and 4 college graduates in the households in a small town are 0. 25, 0.50, 0.25 and 0.05 respectively. What is the average number of college graduates in the household of the small town? 2. Find the mean of the probability distribution of the random variable X which can take only the values of 2, 3, 4 and 5, given that P(2) = P(3) =,P(4) = and P (5) = 3. The probabilities that a surgeon operates on 3, 4, 5, 6, or 7 patients in any day are 0.15, 0.10, 0.20, 0.25, and 0.30, respectively. Find the average number of patients that a surgeon operates on in a day.
Transcribed Image Text:1. The probabilities that a researcher surveyed 1, 2, 3 and 4 college graduates in the households in a small town are 0. 25, 0.50, 0.25 and 0.05 respectively. What is the average number of college graduates in the household of the small town? 2. Find the mean of the probability distribution of the random variable X which can take only the values of 2, 3, 4 and 5, given that P(2) = P(3) =,P(4) = and P (5) = 3. The probabilities that a surgeon operates on 3, 4, 5, 6, or 7 patients in any day are 0.15, 0.10, 0.20, 0.25, and 0.30, respectively. Find the average number of patients that a surgeon operates on in a day.
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