The average final exam score for the statistics course is 79%. A professor wants to see if the average final exam score for students who are given colored pens on the first day of class is lower. The final exam scores for the 14 randomly selected students who were given the colored pens are shown below. Assume that the distribution of the population is normal. 75, 51, 62, 89, 53, 77, 58, 64, 58, 73, 91, 62, 57, 51 What can be concluded at the the a = 0.10 level of significance level of significance? %3D a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Но: Select an answer H1: ? Select an answer c. The test statistic ? O (please show your answer to 3 decimal places.)
The average final exam score for the statistics course is 79%. A professor wants to see if the average final exam score for students who are given colored pens on the first day of class is lower. The final exam scores for the 14 randomly selected students who were given the colored pens are shown below. Assume that the distribution of the population is normal. 75, 51, 62, 89, 53, 77, 58, 64, 58, 73, 91, 62, 57, 51 What can be concluded at the the a = 0.10 level of significance level of significance? %3D a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Но: Select an answer H1: ? Select an answer c. The test statistic ? O (please show your answer to 3 decimal places.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Topic Video
Question
For A. Choose between t-test for a population
B: H zero choose between p or the upside down h and then choose between < or > or not equal or equal and then answer next to it
H 1 choose between P or the inside down h then choose between < or > or not equal or equal and then answer next to it
c choose between z or t
![Chapter 9: Hypotþesis Tests for a Single Population Mean
Progress sa
Question 1
The average final exam score for the statistics course is 79%. A professor wants to see if the average final
exam score for students who are given colored pens on the first day of class is lower. The final exam scores for
the 14 randomly selected students who were given the colored pens are shown below. Assume that the
distribution of the population is normal.
75, 51, 62, 89, 53, 77, 58, 64, 58, 73, 91, 62, 57, 51
What can be concluded at the the a = 0.10 level of significance level of significance?
%3D
a. For this study, we should use
Select an answer
b. The null and alternative hypotheses would be:
Ho:
Select an answer
H1:
Select an answer
C. The test statistic ?
0
(please show your answer to 3 decimal places.)
%3D
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Transcribed Image Text:Chapter 9: Hypotþesis Tests for a Single Population Mean
Progress sa
Question 1
The average final exam score for the statistics course is 79%. A professor wants to see if the average final
exam score for students who are given colored pens on the first day of class is lower. The final exam scores for
the 14 randomly selected students who were given the colored pens are shown below. Assume that the
distribution of the population is normal.
75, 51, 62, 89, 53, 77, 58, 64, 58, 73, 91, 62, 57, 51
What can be concluded at the the a = 0.10 level of significance level of significance?
%3D
a. For this study, we should use
Select an answer
b. The null and alternative hypotheses would be:
Ho:
Select an answer
H1:
Select an answer
C. The test statistic ?
0
(please show your answer to 3 decimal places.)
%3D
<>
<>
<>
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