Suppose that 67% of all voters prefer the Democratic candidate. Let X be the number of people who prefer the candidate when 35 people are surveyed at random. ~ [N a. What is the distribution of X? X N (.67 35 Please show the following answers to 4 decimal places. b. What is the probability that exactly 10 voters who prefer the Democratic candidate in the survey? c. What is the probability that at most 10 voters who prefer the Democratic candidate in the survey? d. What is the probability that more than 10 voters who prefer the Democratic candidate in the survey? e. What is the probability that between 9 and 11 (including 9 and 11) voters who prefer the Democratic candidate in the survey?
Suppose that 67% of all voters prefer the Democratic candidate. Let X be the number of people who prefer the candidate when 35 people are surveyed at random. ~ [N a. What is the distribution of X? X N (.67 35 Please show the following answers to 4 decimal places. b. What is the probability that exactly 10 voters who prefer the Democratic candidate in the survey? c. What is the probability that at most 10 voters who prefer the Democratic candidate in the survey? d. What is the probability that more than 10 voters who prefer the Democratic candidate in the survey? e. What is the probability that between 9 and 11 (including 9 and 11) voters who prefer the Democratic candidate in the survey?
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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Transcribed Image Text:Suppose that 67% of all voters prefer the Democratic candidate. Let X be the number of people who prefer
the candidate when 35 people are surveyed at random.
~ [N
a. What is the distribution of X? X N (.67
35
Please show the following answers to 4 decimal places.
b. What is the probability that exactly 10 voters who prefer the Democratic candidate in the survey?
c. What is the probability that at most 10 voters who prefer the Democratic candidate in the survey?
d. What is the probability that more than 10 voters who prefer the Democratic candidate in the survey?
e. What is the probability that between 9 and 11 (including 9 and 11) voters who prefer the Democratic
candidate in the survey?
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