In the 1992 presidential election, Alaska's 40 election districts averaged 2084 votes per district for President Clinton. The standard deviation was 595. (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.

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

Please answer C, D, & E please :) Thank you in davance!! 

In the 1992 presidential election, Alaska's 40 election districts averaged 2084 votes per district for
President Clinton. The standard deviation was 595. (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.
Transcribed Image Text:In the 1992 presidential election, Alaska's 40 election districts averaged 2084 votes per district for President Clinton. The standard deviation was 595. (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.
Expert Solution
Step 1

The normal distribution:

A continuous random variable X is said to follow normal distribution if the probability density function of X is,

Statistics homework question answer, step 1, image 1

Standard normal distribution:

The standard normal distribution is a special case of normal distribution. The standard normal distribution will have mean 0 and standard deviation 1. If a random variable X follows normal distribution with mean (m) and standard deviation (σ), then the standard normal variable z will be as given below:

Statistics homework question answer, step 1, image 2

trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 5 images

Blurred answer
Knowledge Booster
Half-angle, Double-angle, and Product-Sum Formulae
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Glencoe Algebra 1, Student Edition, 9780079039897…
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill