Use the following table to answer the question & the sub part. 1a.What is the df for the t-test comparing total units earned in the row Students on Pell? i. df = 5854 + 1999 = 7853 ii. df = 5854 + 1999 - 2 = 7851 iii. df = 5854 - 1 = 5854 iv. df = 1999 - 1 = 1998 1b. True or False? In the row First-generation College Students, students not employed on campus had the higher standard deviation for time to degree (years).

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Use the following table to answer the question & the sub part.

1a.What is the df for the t-test comparing total units earned in the row Students on Pell?
i. df = 5854 + 1999 = 7853
ii. df = 5854 + 1999 - 2 = 7851
iii. df = 5854 - 1 = 5854
iv. df = 1999 - 1 = 1998


1b. True or False? In the row First-generation College Students, students not employed on campus had the higher standard
deviation for time to degree (years).

First-time Freshman
Not employed on
Employed on campus
t value
p value
Cohen's d
campus
M
SD
M
SD
Total
n = 10,590
n = 3,529
Total units earned
135.13
13.87
137.31
15.03
-7.59
<,000
0.15
Time to degree (years)
5.23
1.39
5.11
1.23
5.05
<,000
0.09
Total GPA
2.98
0.44
3.05
0.46
-7.29
<.000
0.16
Students on Pell
n = 5,854
n = 1,999
Total units earned
135.86
13.04
138.21
13.94
-6.62
<,000
0.17
Time to degree (years)
5.23
1.18
5.13
1.02
3.70
<.000
0.09
Total GPA
2.96
0.43
3.00
0.45
-3.61
<.000
0.09
First-generation College
n = 6,245
n = 2,120
Students
Total units earned
135.48
13.22
137.70
14.10
-6.35
<.000
0.16
Time to degree (years)
5.25
1.29
5.19
1.22
1.94
0.049
0.05
Total GPA
2.95
0.43
3.00
0.45
-3.97
<.000
0.11
Transcribed Image Text:First-time Freshman Not employed on Employed on campus t value p value Cohen's d campus M SD M SD Total n = 10,590 n = 3,529 Total units earned 135.13 13.87 137.31 15.03 -7.59 <,000 0.15 Time to degree (years) 5.23 1.39 5.11 1.23 5.05 <,000 0.09 Total GPA 2.98 0.44 3.05 0.46 -7.29 <.000 0.16 Students on Pell n = 5,854 n = 1,999 Total units earned 135.86 13.04 138.21 13.94 -6.62 <,000 0.17 Time to degree (years) 5.23 1.18 5.13 1.02 3.70 <.000 0.09 Total GPA 2.96 0.43 3.00 0.45 -3.61 <.000 0.09 First-generation College n = 6,245 n = 2,120 Students Total units earned 135.48 13.22 137.70 14.10 -6.35 <.000 0.16 Time to degree (years) 5.25 1.29 5.19 1.22 1.94 0.049 0.05 Total GPA 2.95 0.43 3.00 0.45 -3.97 <.000 0.11
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