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Name: Problem 10.5. Are sexually active teenagers any better informed about
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Description: Problem 10.5. Are sexually active teenagers any better informed about AIDS and other potential health problems related to sex than teenagers who are sexually inactive? A 15-item test of general knowledge about sex and health was administered to ran

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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Problem 10.5. Are sexually active teenagers any better informed about AIDS and other potential health problems related to sex than teenagers who are sexually inactive? A 15-item test of general knowledge about sex and health was administered to random samples of teens who are sexually inactive, teens who are sexually active but with only a single partner, and teens who are sexually active with more than one partner. Is there any significant difference on the test scores?

To know which groups are different from one another, we need to examine the results from the post hoc test analysis. Not all of what you get needs to be examined.

Discuss final results using APA format. In addition to referring to information from the previous two tables

Problem 10.5. Are sexually active teenagers any better informed about AlDS and other potential health
problems related to sex than teenagers who are sexually inactive? A 15-item test of general knowledge about
sex and health was administered to random samples of teens who are sexually inactive, teens who are
sexually active but with only a single partner, and teens who are sexually active with more than one partner.
Is there any significant difference on the test scores?
ANOVA
testscor
Sum of Squares
df
Mean Square
F
Sig.
Between Groups
2.111
1.056
.075
.928
Within Groups
211.500
15
14.100
Total
213.611
17
Multiple Comparisons
Dependent Variable: testsco,
LSD
Mean
95% Confidence Interval
Difference (I-
Std.
Lower
Upper
(1) teengr
(J) teenae
J)
Error
Sig.
Bound
Bound
Sexually inactive
Sexually active 1
-.83333
2.16795
.706
-5.4542
3.7875
partner
Sexually active >1
-.50000
2.16795
.821
-5.1209
4.1209
partner
Sexually active 1
Sexually inactive
.83333
2.16795
.706
-3.7875
5.4542
partner
Sexually active >1
.33333
2.16795
.880
-4.2875
4.9542
partner
Sexually active >1
Sexually inactive
50000
2.16795
.821
-4.1209
5.1209
partner
Sexually active 1
-.33333
2.16795
.880
-4.9542
4.2875
partner
Descriptives
testscer
95% Confidence Interval for
Mean
N
Mean
Std. Deviation Std. Error
Lower Bound
Upper Bound
Minimum
Maximum
Sexually inactive
6
8.8333
2.40139
,98036
6.3132
11.3534
5.00
12.00
Sexually active 1 partner
6
9.6667
3.66970
1.49815
5.8156
13.5178
5.00
15.00
Sexually active >1
6
9.3333
4.80278
1.96073
4.2931
14.3735
3.00
15.00
partner
Total
18
9.2778
3.54477
.83551
7.5150
11.0405
3.00
15.00

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