In the 1992 presidential election, Alaska's 40 election districts averaged 1997 votes per district for President Clinton. The standard deviation was 593. (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. c. Find the probability that a randomly selected district had fewer than 1948 votes for President Clinton. d. Find the probability that a randomly selected district had between 2130 and 2279 votes for President Clinton. e. Find the first quartile for votes for President Clinton. Round your answer to the nearest whole number.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
icon
Related questions
Question
In the 1992 presidential election, Alaska's 40 election districts averaged 1997 votes per district for President
Clinton. The standard deviation was 593. (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.
c. Find the probability that a randomly selected district had fewer than 1948 votes for President Clinton.
d. Find the probability that a randomly selected district had between 2130 and 2279 votes for President
Clinton.
e. Find the first 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 1997 votes per district for President Clinton. The standard deviation was 593. (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. c. Find the probability that a randomly selected district had fewer than 1948 votes for President Clinton. d. Find the probability that a randomly selected district had between 2130 and 2279 votes for President Clinton. e. Find the first quartile for votes for President Clinton. Round your answer to the nearest whole number.
Expert Solution
steps

Step by step

Solved in 4 steps with 4 images

Blurred answer
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill