and Question to Be Investigated In the 2008 presidential election, newspapers reported that Obama received 40% of the white male vote. If this is true, what is the probability that a random sample of 200 white male voters had less than 35% voting for Obama? Normal Distribution Calculator Drag the orange flag left or right to change the Z-score. Alternatively, enter a Z-score into the textbox and click enter. Enter Z-score: -1.000 -2 0 Z-score The area to the left of the Z value is: 0.1587 The area to the right of the Z value is: 0.8413 2

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
Context and Question to Be Investigated
In the 2008 presidential election, newspapers reported that Obama received 40% of the white male
vote. If this is true, what is the probability that a random sample of 200 white male voters had less
than 35% voting for Obama?
Normal Distribution Calculator
Drag the orange flag left or right to change the Z-score.
Alternatively, enter a Z-score into the textbox and click enter.
Enter
Z-score: -1.000
0
Z-score
The area to the left of the Z value is: 0.1587
The area to the right of the Z value is: 0.8413
2
Transcribed Image Text:Context and Question to Be Investigated In the 2008 presidential election, newspapers reported that Obama received 40% of the white male vote. If this is true, what is the probability that a random sample of 200 white male voters had less than 35% voting for Obama? Normal Distribution Calculator Drag the orange flag left or right to change the Z-score. Alternatively, enter a Z-score into the textbox and click enter. Enter Z-score: -1.000 0 Z-score The area to the left of the Z value is: 0.1587 The area to the right of the Z value is: 0.8413 2
m
D
Question 1
A normal model allows us to use a Z-score and the Normal Distribution Calculator to find the
probability. So, before we can proceed, we need to determine whether conditions are met to use a
normal model.
Check the normality conditions.
Enter the smaller number you found when checking conditions. (You'll enter the larger number in the
next question)
Question 2
In the previous question, you checked the normality conditions and entered the smaller number you
found. Now, enter the larger number you found when checking conditions.
Transcribed Image Text:m D Question 1 A normal model allows us to use a Z-score and the Normal Distribution Calculator to find the probability. So, before we can proceed, we need to determine whether conditions are met to use a normal model. Check the normality conditions. Enter the smaller number you found when checking conditions. (You'll enter the larger number in the next question) Question 2 In the previous question, you checked the normality conditions and entered the smaller number you found. Now, enter the larger number you found when checking conditions.
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