MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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In the 1992 presidential election, Alaska's 40 election districts averaged 2121 votes per district for President Clinton. The standard deviation was 553. (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 except part e. to 4 decimal places.

a. What is the distribution of X? X ~ N(,)

c. Find the probability that a randomly selected district had fewer than 1996 votes for President Clinton. 

d. Find the probability that a randomly selected district had between 2306 and 2476 votes for President Clinton. 

e. Find the third quartile for votes for President Clinton. Round your answer to the nearest whole number. 

In the 1992 presidential election, Alaska's 40 election districts averaged 2,121 votes per district for President Clinton. The standard deviation was 553. (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 except part e. to 4 decimal places.

a. What is the distribution of X? X ~ N(_____, _____)

b. Is 2,121 a population mean or a sample mean? Population Mean ✅

c. Find the probability that a randomly selected district had fewer than 1,996 votes for President Clinton. __________

d. Find the probability that a randomly selected district had between 2,306 and 2,476 votes for President Clinton. __________

e. Find the third quartile for votes for President Clinton. Round your answer to the nearest whole number. __________
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Transcribed Image Text:In the 1992 presidential election, Alaska's 40 election districts averaged 2,121 votes per district for President Clinton. The standard deviation was 553. (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 except part e. to 4 decimal places. a. What is the distribution of X? X ~ N(_____, _____) b. Is 2,121 a population mean or a sample mean? Population Mean ✅ c. Find the probability that a randomly selected district had fewer than 1,996 votes for President Clinton. __________ d. Find the probability that a randomly selected district had between 2,306 and 2,476 votes for President Clinton. __________ e. Find the third quartile for votes for President Clinton. Round your answer to the nearest whole number. __________
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In the 1992 presidential election, Alaska's 40 election districts averaged 2121 votes per district for President Clinton. The standard deviation was 553. (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. 

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