Treatment Placebo A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts. H2 In 25 37 2.38 2,62 0.96 0.65 OA. Ho: H 42 O B. Ho: H1 = H2 H: 41 H2 OC. Ho: H1 = H2 O D. Ho: H1
Treatment Placebo A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are independent simple random samples selected from normally distributed populations, and do not assume that the population standard deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts. H2 In 25 37 2.38 2,62 0.96 0.65 OA. Ho: H 42 O B. Ho: H1 = H2 H: 41 H2 OC. Ho: H1 = H2 O D. Ho: H1
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
![e Home
Treatment Placebo
1 of 1
H2
A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are
independent simple random samples selected from normally distributed populations, and do not assume that the population standard
deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts.
uncements
n
25
37
2.38
2.62
1 of oo
80
X
gnments
0.96
0.65
dy Plan
1 of 1
O A. Ho: H1# H2
B. Ho: H1 = H2
debook
H1: 41 # H2
O C. Ho: H1 = H2
O D. Ho: H1< H2
1 of 2
atCrunch
Hq: Hy> H2
Text
1 of 2
The test statistic, t, is
(Round to two decimal places as needed.)
Chapter Contents
The P-value is
(Round to three decimal places as needed.)
0 of 1
Tools for Success
State the conclusion for the test.
Multimedia Library
O A. Fail to reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same
mean.
Purchase Options
O B. Reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
OC. Fail to reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Course Tools
O D. Reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Discussions
Click to select your answer(s).
?
LIT2090 Term Pa...pdf
DEC
4.
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Transcribed Image Text:e Home
Treatment Placebo
1 of 1
H2
A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are
independent simple random samples selected from normally distributed populations, and do not assume that the population standard
deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts.
uncements
n
25
37
2.38
2.62
1 of oo
80
X
gnments
0.96
0.65
dy Plan
1 of 1
O A. Ho: H1# H2
B. Ho: H1 = H2
debook
H1: 41 # H2
O C. Ho: H1 = H2
O D. Ho: H1< H2
1 of 2
atCrunch
Hq: Hy> H2
Text
1 of 2
The test statistic, t, is
(Round to two decimal places as needed.)
Chapter Contents
The P-value is
(Round to three decimal places as needed.)
0 of 1
Tools for Success
State the conclusion for the test.
Multimedia Library
O A. Fail to reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same
mean.
Purchase Options
O B. Reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
OC. Fail to reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Course Tools
O D. Reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Discussions
Click to select your answer(s).
?
LIT2090 Term Pa...pdf
DEC
4.
PAGES
12
1429
2,349
W
80
888
F3
DII
DD
F4
F5
F6
F7
F8
F9
F10
24
%
3
4
6
080
Q
E
T
Y.
![Course Home
Treatment Placebo
1 of 1
see score
Announcements
A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are
independent simple random samples selected from normally distributed populations, and do not assume that the population standard
deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts.
H1
H2
25
37
Assignments
1 of oo
2.38
2.62
see score
S
0.96
0.65
Study Plan
O D. Ho: H1 <H2
H1:H1> H2
1 of 1
see score
Gradebook
The test statistic, t, is
(Round to two decimal places as needed.)
StatCrunch
1 of 2
see score
The P-value is
(Round to three decimal places as needed.)
еТеxt
State the conclusion for the test.
1 of 2
see score
Chapter Contents
O A. Fail to reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same
mean.
Tools for Success
0 of 1
B. Reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Multimedia Library
C. Fail to reject the null hypothesis. There is sufficient evidence to warrant rejection of the clan that the two samples are from populations with the same mean.
D. Reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Purchase Options
b. Construct a confidence interval suitable for testing the claim that the two samples are from populations with the same mean.
Course Tools
<H1 -H2<
(Round to three decimal places as needed.)
Discussions
Click to select your answer(s).
LIT2090 Term Pa..pdf
Show All
DEC
12
1429
2,349
W
ఇడి
888
F3
F4
F5
DII
F6
F7
F8
F9
F10
F12
2
&
80
dele
E
R
Y
U
OP
D
G
C
B
* 00
FL
%23](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6ca73dc4-0ace-4004-adab-db8ac9d0dc1d%2F74ffa817-81d9-465a-9798-812fe8ec3f47%2F86rordo_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Course Home
Treatment Placebo
1 of 1
see score
Announcements
A study was done using a treatment group and a placebo group. The results are shown in the table. Assume that the two samples are
independent simple random samples selected from normally distributed populations, and do not assume that the population standard
deviations are equal. Complete parts (a) and (b) below. Use a 0.10 significance level for both parts.
H1
H2
25
37
Assignments
1 of oo
2.38
2.62
see score
S
0.96
0.65
Study Plan
O D. Ho: H1 <H2
H1:H1> H2
1 of 1
see score
Gradebook
The test statistic, t, is
(Round to two decimal places as needed.)
StatCrunch
1 of 2
see score
The P-value is
(Round to three decimal places as needed.)
еТеxt
State the conclusion for the test.
1 of 2
see score
Chapter Contents
O A. Fail to reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same
mean.
Tools for Success
0 of 1
B. Reject the null hypothesis. There is sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Multimedia Library
C. Fail to reject the null hypothesis. There is sufficient evidence to warrant rejection of the clan that the two samples are from populations with the same mean.
D. Reject the null hypothesis. There is not sufficient evidence to warrant rejection of the claim that the two samples are from populations with the same mean.
Purchase Options
b. Construct a confidence interval suitable for testing the claim that the two samples are from populations with the same mean.
Course Tools
<H1 -H2<
(Round to three decimal places as needed.)
Discussions
Click to select your answer(s).
LIT2090 Term Pa..pdf
Show All
DEC
12
1429
2,349
W
ఇడి
888
F3
F4
F5
DII
F6
F7
F8
F9
F10
F12
2
&
80
dele
E
R
Y
U
OP
D
G
C
B
* 00
FL
%23
Expert Solution
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