Perform hypothesis testing. Show all the steps and solutions. Note: Excel / Stat computation (Output) is already provided to you. A dose of the drug Captrofil, designed to lower systolic blood pressure (SBP), is administered to 10 randomly selected volunteers, with the following results. Test the FA
Perform hypothesis testing. Show all the steps and solutions. Note: Excel / Stat computation (Output) is already provided to you. A dose of the drug Captrofil, designed to lower systolic blood pressure (SBP), is administered to 10 randomly selected volunteers, with the following results. Test the FA
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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Perform hypothesis testing. Show all the steps and solutions.
Note: Excel / Stat computation (Output) is already provided to you.
A dose of the drug Captrofil, designed to lower systolic blood pressure (SBP), is
administered to 10 randomly selected volunteers, with the following results. Test the
effectiveness of the
drug. Use 5% level
SBP before
pill
SBP after
pill
120 136 160 98 115 110 180
118 122 143 105 98 98 180
COMPUTER OUTPUT:
t-Test: Paired Two Sample for Means
Mean
Variance
Observations
Pearson Correlation
Hypothesized Mean Difference
df
t Stat
P(T<=t) one-tail
t Critical one-tail
P(T<=t) two-tail
t Critical two-tail
SBP before pill
137.5
921.1666667
10
0.932322838
0
9
3.365977881
0.004154942
1.833112923
0.008309883
2.262157158
190 138 128
175
105 112
SBP after pill
125.6
925.6
10](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F03153627-dcb6-42d3-b8d8-62f1b562b5ef%2F33d1a4dd-feff-4910-8ff2-835009a31914%2Feha72pp_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Direction:
Perform hypothesis testing. Show all the steps and solutions.
Note: Excel / Stat computation (Output) is already provided to you.
A dose of the drug Captrofil, designed to lower systolic blood pressure (SBP), is
administered to 10 randomly selected volunteers, with the following results. Test the
effectiveness of the
drug. Use 5% level
SBP before
pill
SBP after
pill
120 136 160 98 115 110 180
118 122 143 105 98 98 180
COMPUTER OUTPUT:
t-Test: Paired Two Sample for Means
Mean
Variance
Observations
Pearson Correlation
Hypothesized Mean Difference
df
t Stat
P(T<=t) one-tail
t Critical one-tail
P(T<=t) two-tail
t Critical two-tail
SBP before pill
137.5
921.1666667
10
0.932322838
0
9
3.365977881
0.004154942
1.833112923
0.008309883
2.262157158
190 138 128
175
105 112
SBP after pill
125.6
925.6
10
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