The University is interested in seeing if the different types of students have statistically different sleeping averages. What is the hypothesis test to be done? O Ho: Hq = Hz = H3 Hi means are not all equal O Hoi Hy # Hz # Hg Hi Hy = H2 = H3 O Hoi Hy > Hz> Hl3 O Hoi Hq> Hz H: Hz> Hg O Hoi means are not all equal Hi Hy = Hz = H3 B (b) The test is done with a 95% confidence level. Find the test statistic, and p-value. (Round your test statistic and p-value to four decimal places). test statistic p-value B (e) If the sleeping patterns of the students are different, the University wants to implement a program on healthy sleeping habits. What is the conclusion to the hypothesis test? The null hypothesis should -Select-- confidence level. The University --Select-- ). The mean number of hours of sleep --Select--- V statistically different for the three types of students at the 95% | implement a program on healthy sleeping habits.
The University is interested in seeing if the different types of students have statistically different sleeping averages. What is the hypothesis test to be done? O Ho: Hq = Hz = H3 Hi means are not all equal O Hoi Hy # Hz # Hg Hi Hy = H2 = H3 O Hoi Hy > Hz> Hl3 O Hoi Hq> Hz H: Hz> Hg O Hoi means are not all equal Hi Hy = Hz = H3 B (b) The test is done with a 95% confidence level. Find the test statistic, and p-value. (Round your test statistic and p-value to four decimal places). test statistic p-value B (e) If the sleeping patterns of the students are different, the University wants to implement a program on healthy sleeping habits. What is the conclusion to the hypothesis test? The null hypothesis should -Select-- confidence level. The University --Select-- ). The mean number of hours of sleep --Select--- V statistically different for the three types of students at the 95% | implement a program on healthy sleeping habits.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Question

Transcribed Image Text:Three students, an athlete, a fraternity member, and an honors student, record the number of hours they slept each night for 20 nights.
O JMP Applet
imp
?
Oneway Analysis of Sleep Hours By Student
Oneway Analysis of Sleep Hours By Student
10
Oneway Anova
14
Summary of Fit
12
Rsquare
0.024506
10-
Adj Rsquare
Root Mean Square Error
Mean of Response
Observations (or Sum Wgts)
-0.00072
1.99517
7.7
60
Analysis of Variance
Sum of
Mean
F
Prob >
Source
DF
Squares
Square
Ratio
F
2
Athiete
Frat
Honors
Student
2
5.70000
2.85000 0.7180 0.4931
Student
Error
57
226.90000
3.98070
C. Total
59
232.60000
Oneway Anova
Means for Oneway Anova
Std Lower
Upper
95%
Summary of Fit
Level
Number
Mean
Error
95%
Athlete
20 8.10000 0.44813 7.2086 8.9934
Rsquare
0.024506
Frat
20 7.65000 0.44813 6.7588 8.5434
Adj Rsquare
Root Mean Square Error
Mean of Response
Observations (or Sum Wgts)
-0.00972
Honors
20 7.35000 0.44813 6.4586 8.2434
1.99517
Std Error uses a pooled estimate of error variance
7.7
60
Analysis of Variance
Source
DF Sum of Squares Mean Square FRatio Prob >F
Student
2
0.7160
5.70000
226.90000
2.85000
0.4831
Error
57
3.98070
C. Total
50
232.60000
Means for Oneway Anova
Level
Number
Mean Std Error Lower 99% Upper 99%
Athlete
20 8.10000
0.44613
6.9111
9.2889
Frat
20 7.65000
0.44813
6.4611
8.8389
Honors
20 7.35000
0.44813
6.1611
8.5389
Std Error uses a pooled estimate of error variance
Click here to access the JMP applet in a new window.
Sleep Hours
II

Transcribed Image Text:The University is interested in seeing if the different types of students have statistically different sleeping averages. What is the hypothesis test to be done?
O Hoi Hg = Hz = Mz
H1 means are not all equal
%3D
O Hoi 41> H2> Mz
H: Hy = H2 = H3
O Ho: Hq> Hz
Ho: means are not all equal
H: Hy = H2 = H3
O (b)
The test is done with a 95% confidence level. Find the test statistic, and p-value. (Round your test statistic and p-value to four decimal places).
test statistic
p-value
B (c)
If the sleeping patterns of the students are different, the University wants to implement a program on healthy sleeping habits. What is the conclusion to the
hypothesis test?
The null hypothesis should --Select---
confidence level. The University --Select--- V implement a program on healthy sleeping habits.
The mean number of hours of sleep --Select--v statistically different for the three types of students at the 95%
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