1. What type of statistical analysis should you use to test this? A)Single sample z-test. B) Single sample t-test C) Independent samples t-test D) Independent samples t-test 2. Explain why 3. What is the dependent variable 4. What is the independent variable?
1. What type of statistical analysis should you use to test this? A)Single sample z-test. B) Single sample t-test C) Independent samples t-test D) Independent samples t-test 2. Explain why 3. What is the dependent variable 4. What is the independent variable?
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
1. What type of statistical analysis should you use to test this?
A)Single sample z-test. B) Single sample t-test C) Independent samples t-test D) Independent samples t-test
2. Explain why
3. What is the dependent variable
4. What is the independent variable?
![For the following problems, use the following scenario:
1. A researcher was interested in the effectiveness of cognitive
behavioral therapy in reducing social anxiety in a group of clients
who were diagnosed with mild social phobia. The researcher
tested social anxiety in her clients both before and after the
cognitive behavioral therapy treatment. The research question
was whether there was a difference in the severity of social
anxiety before and after the treatment with cognitive behavioral
therapy.
Pnum Pre-
1
2
3
4
5
6
7
8
9
10
treatment
17
14
17
13
19
17
13
14
11
15
Mpre
=
Post-
treatment
15
15
12
7
11
15
11
13
9
12
Mpost=
Difference
Mdiff=
Diff; - | (Diff; -
Mdiff Mdiff)2
SS=
s² =
S =](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe2261fbc-4911-4247-868b-1badab13198d%2Fba8a6e68-b63d-4571-976e-d399a7644cb9%2Fgq26jr3_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For the following problems, use the following scenario:
1. A researcher was interested in the effectiveness of cognitive
behavioral therapy in reducing social anxiety in a group of clients
who were diagnosed with mild social phobia. The researcher
tested social anxiety in her clients both before and after the
cognitive behavioral therapy treatment. The research question
was whether there was a difference in the severity of social
anxiety before and after the treatment with cognitive behavioral
therapy.
Pnum Pre-
1
2
3
4
5
6
7
8
9
10
treatment
17
14
17
13
19
17
13
14
11
15
Mpre
=
Post-
treatment
15
15
12
7
11
15
11
13
9
12
Mpost=
Difference
Mdiff=
Diff; - | (Diff; -
Mdiff Mdiff)2
SS=
s² =
S =
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