1. During flu season, there is a 7% chance of catching the flu. In a sample of 30 individuals, find: a) The probability that exactly 3 will catch the flu. (Rounded to 4 decimal places) b) The probability that at least 2 will catch the flu. (Rounded to 4 decimal places) c) Find the mean number of individuals who are expected to get the flu (rounded to 2 decimal place) d) Find the standard deviation (rounded to 2 decimal place)

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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1. During flu season, there is a 7% chance of catching the flu. In a sample of 30
individuals, find:
a) The probability that exactly 3 will catch the flu.
(Rounded to 4 decimal places)
b) The probability that at least 2 will catch the flu.
(Rounded to 4 decimal places)
c) Find the mean number of individuals who are expected to get the flu (rounded to 2
decimal place)
d) Find the standard deviation (rounded to 2 decimal place)
Transcribed Image Text:1. During flu season, there is a 7% chance of catching the flu. In a sample of 30 individuals, find: a) The probability that exactly 3 will catch the flu. (Rounded to 4 decimal places) b) The probability that at least 2 will catch the flu. (Rounded to 4 decimal places) c) Find the mean number of individuals who are expected to get the flu (rounded to 2 decimal place) d) Find the standard deviation (rounded to 2 decimal place)
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