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In the 1992 presidential election, Alaska's 40 election districts averaged 2125 votes per district for President Clinton. The standard deviation was 564. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers to two decimal places. a. What is the distribution of X? X - N( b. Is 2125 a population mean or a sample mean? ( Select an answer c. Find the probability that a randomly selected district had fewer than 1995 votes for President Clinton.

In the 1992 presidential election, Alaska's 40 election districts averaged 2125 votes per district for President Clinton. The standard deviation was 564. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers to two decimal places. a. What is the distribution of X? X - N( b. Is 2125 a population mean or a sample mean? ( Select an answer c. Find the probability that a randomly selected district had fewer than 1995 votes for President Clinton.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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In the 1992 presidential election, Alaska's 40 election districts averaged 2125 votes per district for President Clinton. The standard deviation was 564. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers to two decimal places. a. What is the distribution of X? X - N( b. Is 2125 a population mean or a sample mean? | Select an answer c. Find the probability that a randomly selected district had fewer than 1995 votes for President Clinton. d. Find the probability that a randomly selected district had between 2187 and 2311 votes for President Clinton. e. Find the third quartile for votes for President Clinton. Helpful videos: P(x < a number) E, P(x > a number) 2, P(x is between two numbers) 2, Finding a percentile 2, Using the invNormal with greater than problems 2, Finding the IQR Hint 7 Textbook Pages Submit Question
Transcribed Image Text:In the 1992 presidential election, Alaska's 40 election districts averaged 2125 votes per district for President Clinton. The standard deviation was 564. (There are only 40 election districts in Alaska.) The distribution of the votes per district for President Clinton was bell-shaped. Let X = number of votes for President Clinton for an election district. (Source: The World Almanac and Book of Facts) Round all answers to two decimal places. a. What is the distribution of X? X - N( b. Is 2125 a population mean or a sample mean? | Select an answer c. Find the probability that a randomly selected district had fewer than 1995 votes for President Clinton. d. Find the probability that a randomly selected district had between 2187 and 2311 votes for President Clinton. e. Find the third quartile for votes for President Clinton. Helpful videos: P(x < a number) E, P(x > a number) 2, P(x is between two numbers) 2, Finding a percentile 2, Using the invNormal with greater than problems 2, Finding the IQR Hint 7 Textbook Pages Submit Question
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