Suppose a study of acupuncture is done among students to determine how effective it is in relieving pain. You measure sensory rates for 15 subjects with the results given. Use the sample data to answer these questions (assume the population is normal). Sensory Subject rate 1 8.6 2 9.4 3 7.9 4 6.8 5 8.3 7.3 9.2 8.7 11.4 10.3 5.4 8.1 5.5 6.9 9.6 849 6 7 9 10 @128 11 13 14 15 in 5 9.6
Suppose a study of acupuncture is done among students to determine how effective it is in relieving pain. You measure sensory rates for 15 subjects with the results given. Use the sample data to answer these questions (assume the population is normal). Sensory Subject rate 1 8.6 2 9.4 3 7.9 4 6.8 5 8.3 7.3 9.2 8.7 11.4 10.3 5.4 8.1 5.5 6.9 9.6 849 6 7 9 10 @128 11 13 14 15 in 5 9.6
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
Question
answer D and E
![9.2
8.7
11.4
10.3
5.4
8
9
10
11
12
8.1
13
5.5
14
6.9
15
9.6
A. Calculate the mean of this sample [Select]
B. Calculate the standard deviation of this sample [Select]
C. Find the t-table value for a 95% confidence interval [Select]
D. Give a 95% confidence interval for the mean sensory rate in this experiment
[Select]
E. Give a best interpretation of this interval [Select]
[Select]
95% of all sample means are equivalent to the true mean sensory rate of all the students.
There is a 95% chance that the true mean sensory rate is equal to the sample mean.
If we take many additional random samples of the same size and from each computed a 95% confidenc
There is a 95% probability that the true mean sensory rate is inside this interval.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F996e5638-24ec-4928-ad2b-3332b742046a%2F30b024ab-b9d7-4e0f-90c5-d68a9da24ce5%2Fdqffbg_processed.jpeg&w=3840&q=75)
Transcribed Image Text:9.2
8.7
11.4
10.3
5.4
8
9
10
11
12
8.1
13
5.5
14
6.9
15
9.6
A. Calculate the mean of this sample [Select]
B. Calculate the standard deviation of this sample [Select]
C. Find the t-table value for a 95% confidence interval [Select]
D. Give a 95% confidence interval for the mean sensory rate in this experiment
[Select]
E. Give a best interpretation of this interval [Select]
[Select]
95% of all sample means are equivalent to the true mean sensory rate of all the students.
There is a 95% chance that the true mean sensory rate is equal to the sample mean.
If we take many additional random samples of the same size and from each computed a 95% confidenc
There is a 95% probability that the true mean sensory rate is inside this interval.
![Suppose a study of acupuncture is done among students to determine how effective it is in relieving pain. You
measure sensory rates for 15 subjects with the results given. Use the sample data to answer these questions
(assume the population is normal).
Sensory
Subject
rate
8.6
9.4
7.9
6.8
8.3
7.3
9.2
8.7
9
11.4
10
10.3
11
5.4
12
8.1
13
5.5
14
6.9
15
9.6
A. Calculate the mean of this sample [Select]
123 000
4
5
6
7
8
to N
99
S
500](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F996e5638-24ec-4928-ad2b-3332b742046a%2F30b024ab-b9d7-4e0f-90c5-d68a9da24ce5%2Fx8x6zz_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Suppose a study of acupuncture is done among students to determine how effective it is in relieving pain. You
measure sensory rates for 15 subjects with the results given. Use the sample data to answer these questions
(assume the population is normal).
Sensory
Subject
rate
8.6
9.4
7.9
6.8
8.3
7.3
9.2
8.7
9
11.4
10
10.3
11
5.4
12
8.1
13
5.5
14
6.9
15
9.6
A. Calculate the mean of this sample [Select]
123 000
4
5
6
7
8
to N
99
S
500
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