A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.10 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 72 84 38 64 43 24 61 60 63 45 65 67 92 91 65 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? O A. Ho p= 60 seconds O B. Ho: u=60 seconds H,: u> 60 seconds H:p+60 seconds O C. Ho: u= 60 seconds H,: p< 60 seconds O D. Ho: u#60 seconds H: u= 60 seconds Determine the test statistic. (Round to two decimal places as needed.) Determine the P-value. O(Round to three decimal places as needed.) State the final conclusion that addresses the original claim. V correct. It V that, as a group, the students are reasonably V Ho. There is good at estimating one minute. V evidence to conclude that the mean of the population of estimates is 60 seconds

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
440
A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.10 significance level to test the claim that these times are from a
population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute?
451
72 84 38 64 43 24 61 60 63
45 65
67
92 91
65
Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses?
O A. Ho p= 60 seconds
O B. Ho: = 60 seconds
H: u+ 60 seconds
H, p> 60 seconds
O C. Ho: = 60 seconds
H: p< 60 seconds
O D. Ho: u#60 seconds
H,: u= 60 seconds
Determine the test statistic.
(Round to two decimal places as needed.)
ur
Determine the P-value
O(Round to three decimal places as needed.)
45r
State the final conclusion that addresses the original claim.
V evidence to conclude that the mean of the population of estimates is 60 seconds
V correct. It
V that, as a group, the students are reasonably
Ho. There is
good at estimating one minute.
20
Far
Transcribed Image Text:A group of students estimated the length of one minute without reference to a watch or clock, and the times (seconds) are listed below. Use a 0.10 significance level to test the claim that these times are from a population with a mean equal to 60 seconds. Does it appear that students are reasonably good at estimating one minute? 451 72 84 38 64 43 24 61 60 63 45 65 67 92 91 65 Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? O A. Ho p= 60 seconds O B. Ho: = 60 seconds H: u+ 60 seconds H, p> 60 seconds O C. Ho: = 60 seconds H: p< 60 seconds O D. Ho: u#60 seconds H,: u= 60 seconds Determine the test statistic. (Round to two decimal places as needed.) ur Determine the P-value O(Round to three decimal places as needed.) 45r State the final conclusion that addresses the original claim. V evidence to conclude that the mean of the population of estimates is 60 seconds V correct. It V that, as a group, the students are reasonably Ho. There is good at estimating one minute. 20 Far
Expert Solution
Step 1

Given data is 72 , 84, 38, 64, 43, 24, 61 , 60, 63, 45, 65, 67, 92, 91, 65sample size(n)=15

mean(x¯)=62.2667standard deviation(s)=18.9867α=0.10

steps

Step by step

Solved in 2 steps

Blurred answer
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