MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The number of hours 10 students spent studying for a test and their scores on that test are shown in the table. Is there enough evidence to conclude that there is a significant linear correlation between the data? Use a = 0.01.
Hours, x
Test score, y
1
2
4
4
5
6
7
8
44
43
55
50
64
68
73
84
84
96
Click here to view a table of critical values for Student's t-distribution.
Setup the hypothesis for the test.
Ho:p = 0
Ha:p # 0
Identify the critical value(s). Select the correct choice below and fill in any answer boxes within your choice.
(Round to three decimal places as needed.)
A. The critical value is
B. The critical values are -to
= - 3.355 and to = 3.355
Calculate the test statistic.
t = (Round to three decimal places as needed.)
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Transcribed Image Text:The number of hours 10 students spent studying for a test and their scores on that test are shown in the table. Is there enough evidence to conclude that there is a significant linear correlation between the data? Use a = 0.01. Hours, x Test score, y 1 2 4 4 5 6 7 8 44 43 55 50 64 68 73 84 84 96 Click here to view a table of critical values for Student's t-distribution. Setup the hypothesis for the test. Ho:p = 0 Ha:p # 0 Identify the critical value(s). Select the correct choice below and fill in any answer boxes within your choice. (Round to three decimal places as needed.) A. The critical value is B. The critical values are -to = - 3.355 and to = 3.355 Calculate the test statistic. t = (Round to three decimal places as needed.)
What is your conclusion?
There
V enough evidence at the 1% level of significance to conclude that there
a significant linear correlation between vehicle weight and variability in braking distance on a dry surface.
expand button
Transcribed Image Text:What is your conclusion? There V enough evidence at the 1% level of significance to conclude that there a significant linear correlation between vehicle weight and variability in braking distance on a dry surface.
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