For questions 1-11, use the Math_achievement.sav file. As part of a large national education study, a researcher is investigating the relationship between math achievement and socioeconomic status. Data have been collected on 999 students enrolled in secondary education. Perform at test for independent groups for Math by gender. What is Ho?
For questions 1-11, use the Math_achievement.sav file. As part of a large national education study, a researcher is investigating the relationship between math achievement and socioeconomic status. Data have been collected on 999 students enrolled in secondary education. Perform at test for independent groups for Math by gender. What is Ho?
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
![Group Statistics
Std. Error
Gender
N
Mean
Std. Deviation
Mean
Math Achievement
Male
443
51.2906
12.72363
.60452
Female
556
50.4469
11.91780
.50543
Independent Samples Test
Levene's Test for Equality of
Variances
t-test for Equality of Means
95% Confidence Interval of the
Significance
Difference
Mean
Difference
Std. Error
F
Sig.
t
df
One-Sided p
Two-Sided p
Difference
Lower
Upper
Math Achievement
Equal variances
2.493
.115
1.079
997
.140
.281
.84376
78216
-.69111
2.37864
assumed
Equal variances not
1.071
918.491
.142
.285
.84376
.78797
-.70267
2.39020
assumed
Independent Samples Effect Sizes
95% Confidence Interval
Point
Standardizera
Estimate
Lower
Upper
Math Achievement
Cohen's d
12.28157
.069
-.056
.194
Hedges' correction
12.29082
.069
-.056
.193
Glass's delta
11.91780
.071
-.054
.196
a. The denominator used in estimating the effect sizes.
Cohen's d uses the pooled standard deviation.
Hedges' correction uses the pooled standard deviation, plus a correction factor.
Glass's delta uses the sample standard deviation of the control group.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F17f2ee4b-133d-49b9-879a-e80bcee9b88f%2F6556e037-6176-46b4-aae6-e5f470b3b5a7%2Fi95fesd_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Group Statistics
Std. Error
Gender
N
Mean
Std. Deviation
Mean
Math Achievement
Male
443
51.2906
12.72363
.60452
Female
556
50.4469
11.91780
.50543
Independent Samples Test
Levene's Test for Equality of
Variances
t-test for Equality of Means
95% Confidence Interval of the
Significance
Difference
Mean
Difference
Std. Error
F
Sig.
t
df
One-Sided p
Two-Sided p
Difference
Lower
Upper
Math Achievement
Equal variances
2.493
.115
1.079
997
.140
.281
.84376
78216
-.69111
2.37864
assumed
Equal variances not
1.071
918.491
.142
.285
.84376
.78797
-.70267
2.39020
assumed
Independent Samples Effect Sizes
95% Confidence Interval
Point
Standardizera
Estimate
Lower
Upper
Math Achievement
Cohen's d
12.28157
.069
-.056
.194
Hedges' correction
12.29082
.069
-.056
.193
Glass's delta
11.91780
.071
-.054
.196
a. The denominator used in estimating the effect sizes.
Cohen's d uses the pooled standard deviation.
Hedges' correction uses the pooled standard deviation, plus a correction factor.
Glass's delta uses the sample standard deviation of the control group.
![For questions 1-11, use the Math_achievement.sav file. As part of a large national
education study, a researcher is investigating the relationship between math
achievement and socioeconomic status. Data have been collected on 999
students enrolled in secondary education. Perform a t test for independent
groups for Math by gender.
What is Ho?
The mean of group 0 is the same as the mean of group 1
The mean of group 0 is not the same as the mean of group 1
The mean math achievement score for boys is not different than the mean math
achievement score for girls
The mean math achievement score for boys is different than the mean math
achievement score for girls
The mean math achievement score for boys is the same as the mean math achievement
score for girls
The mean math achievement score for boys is not the same as the mean math
achievement score for girls
The mean math achievement score for boys is equal to the mean math achievement
score for girls
The mean math achievement score for boys is not equal to the mean math achievement
score for girls](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F17f2ee4b-133d-49b9-879a-e80bcee9b88f%2F6556e037-6176-46b4-aae6-e5f470b3b5a7%2Fo1j7ygh_processed.jpeg&w=3840&q=75)
Transcribed Image Text:For questions 1-11, use the Math_achievement.sav file. As part of a large national
education study, a researcher is investigating the relationship between math
achievement and socioeconomic status. Data have been collected on 999
students enrolled in secondary education. Perform a t test for independent
groups for Math by gender.
What is Ho?
The mean of group 0 is the same as the mean of group 1
The mean of group 0 is not the same as the mean of group 1
The mean math achievement score for boys is not different than the mean math
achievement score for girls
The mean math achievement score for boys is different than the mean math
achievement score for girls
The mean math achievement score for boys is the same as the mean math achievement
score for girls
The mean math achievement score for boys is not the same as the mean math
achievement score for girls
The mean math achievement score for boys is equal to the mean math achievement
score for girls
The mean math achievement score for boys is not equal to the mean math achievement
score for girls
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