Discussion:
Q: Investigate whether there is a significant difference between these two groups in terms of their age, number of children, and education. Assume that x is .05 for a two-tailed test. Based on your analysis, write three 5-type statements summarizing your findinings.
|
|
SHOULD MARIJUANA BE MADE LEGAL
|
N
|
Mean
|
Std. Deviation
|
Std. Error Mean
|
|
AGE OF RESPONDENT
|
LEGAL
|
368
|
46.01
|
15.710
|
.819
|
|
NOT LEGAL
|
553
|
49.23
|
17.927
|
.762
|
|
NUMBER OF CHILDREN
|
LEGAL
|
371
|
1.71
|
1.533
|
.080
|
|
NOT LEGAL
|
555
|
2.09
|
1.682
|
.071
|
|
HIGHEST YEAR OF SCHOOL COMPLETED
|
LEGAL
|
371
|
13.71
|
2.749
|
.143
|
|
NOT LEGAL
|
555
|
13.14
|
3.301
|
.140
|
|
Independent Samples Test
|
|
|
Levene's Test for Equality of Variances
|
t-test for Equality of Means
|
|
F
|
Sig.
|
t
|
df
|
Sig. (2-tailed)
|
Mean Difference
|
Std. Error Difference
|
95% Confidence Interval of the Difference
|
|
Lower
|
Upper
|
|
AGE OF RESPONDENT
|
Equal variances assumed
|
7.406
|
.007
|
-2.807
|
919
|
.005
|
-3.224
|
1.149
|
-5.479
|
-.970
|
|
Equal variances not assumed
|
|
|
-2.882
|
852.843
|
.004
|
-3.224
|
1.119
|
-5.420
|
-1.028
|
|
NUMBER OF CHILDREN
|
Equal variances assumed
|
1.402
|
.237
|
-3.450
|
924
|
.001
|
-.376
|
.109
|
-.590
|
-.162
|
|
Equal variances not assumed
|
|
|
-3.515
|
841.232
|
.000
|
-.376
|
.107
|
-.586
|
-.166
|
|
HIGHEST YEAR OF SCHOOL COMPLETED
|
Equal variances assumed
|
3.896
|
.049
|
2.767
|
924
|
.006
|
.574
|
.207
|
.167
|
.981
|
|
Equal variances not assumed
|
|
|
2.869
|
880.583
|
.004
|
.574
|
.200
|
.181
|
.966
|