In the 1992 presidential election, Alaska's 40 election districts averaged 1983 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( 1983 553 b. Is 1983 a population mean or a sample mean? Population Mean v c. Find the probability that a randomly selected district had fewer than 1922 votes for President Clinton. d. Find the probability that a randomly selected district had between 1957 and 2143 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 1983 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( 1983
553
b. Is 1983 a population mean or a sample mean? Population Mean v
c. Find the probability that a randomly selected district had fewer than 1922 votes
for President Clinton.
d. Find the probability that a randomly selected district had between 1957 and
2143 votes for President Clinton.
e. Find the third quartile for votes for President Clinton. Round your answer to the
nearest whole number.
Transcribed Image Text:In the 1992 presidential election, Alaska's 40 election districts averaged 1983 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( 1983 553 b. Is 1983 a population mean or a sample mean? Population Mean v c. Find the probability that a randomly selected district had fewer than 1922 votes for President Clinton. d. Find the probability that a randomly selected district had between 1957 and 2143 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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