In the 1992 presidential election, Alaska's 40 election districts averaged 1915 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 1915 a population mean or a sample mean? c. Find the probability that a randomly selected district had fewer than 1977 votes for President Clinton.
In the 1992 presidential election, Alaska's 40 election districts averaged 1915 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 1915 a population mean or a sample mean?
c. Find the probability that a randomly selected district had fewer than 1977 votes for President Clinton.
d. Find the probability that a randomly selected district had between 2083 and 2327 votes for President Clinton.
e. Find the third
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