Suppose a sample size of 87 was used to conduct a right tailed hypothesis test for a single population mean. The null |hypothesis was Ho: µ 45 and the sample mean was 50 and the p-value was 0.03. Then there is a 3% chance that 87 randomly selected individuals from a population with a mean of 45 and the same standard deviation would have a sample mean greater than 50. false true A researcher wants to test the hypothesis that college students weigh less on average than the average American (160 Ibs). The sample mean of the 80 students who were weighed was found to be 142 pounds and the P-value was 0.03. This means that if the mean of all students' weight is 160 lbs, then there would be only a 3% chance that a randomly selected group of 80 students would have a mean weight of less than 142 lbs. false true

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Suppose a sample size of 87 was used to conduct a right tailed hypothesis test for a single population mean. The null
|hypothesis was Ho: µ
45 and the sample mean was 50 and the p-value was 0.03. Then there is a 3% chance that 87
randomly selected individuals from a population with a mean of 45 and the same standard deviation would have a
sample mean greater than 50.
false
true
Transcribed Image Text:Suppose a sample size of 87 was used to conduct a right tailed hypothesis test for a single population mean. The null |hypothesis was Ho: µ 45 and the sample mean was 50 and the p-value was 0.03. Then there is a 3% chance that 87 randomly selected individuals from a population with a mean of 45 and the same standard deviation would have a sample mean greater than 50. false true
A researcher wants to test the hypothesis that college students weigh less on average than the average American (160
Ibs). The sample mean of the 80 students who were weighed was found to be 142 pounds and the P-value was 0.03. This
means that if the mean of all students' weight is 160 lbs, then there would be only a 3% chance that a randomly selected
group of 80 students would have a mean weight of less than 142 lbs.
false
true
Transcribed Image Text:A researcher wants to test the hypothesis that college students weigh less on average than the average American (160 Ibs). The sample mean of the 80 students who were weighed was found to be 142 pounds and the P-value was 0.03. This means that if the mean of all students' weight is 160 lbs, then there would be only a 3% chance that a randomly selected group of 80 students would have a mean weight of less than 142 lbs. false true
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 1 images

Blurred answer
Similar questions
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman