Refer to the following computer output in which a researcher measured depression levels in a sample before therapy and after therapy. The statistical analysis illustrated in Table 2 is a(n) samples t test. Table 2 Measure 1 Measure 2 Before Therapy After Therapy DV = Depression Level MEASURE N MEAN STD.DEV. Before 20 89.50 12.97 After 20 63.00 10.26 t=2.312 df = 19 p = .031 tcrit 2.093 correlated O homogenous O independent ○ between-subjects

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 24PFA
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Refer to the following computer output in
which a researcher measured depression
levels in a sample before therapy and after
therapy.
The statistical analysis illustrated in Table
2 is a(n)
samples t test.
Table 2
Measure 1
Measure 2
Before Therapy
After Therapy
DV = Depression Level
MEASURE
N
MEAN
STD.DEV.
Before
20
89.50
12.97
After
20
63.00
10.26
t=2.312
df = 19
p = .031
tcrit 2.093
correlated
O homogenous
O independent
○ between-subjects
Transcribed Image Text:Refer to the following computer output in which a researcher measured depression levels in a sample before therapy and after therapy. The statistical analysis illustrated in Table 2 is a(n) samples t test. Table 2 Measure 1 Measure 2 Before Therapy After Therapy DV = Depression Level MEASURE N MEAN STD.DEV. Before 20 89.50 12.97 After 20 63.00 10.26 t=2.312 df = 19 p = .031 tcrit 2.093 correlated O homogenous O independent ○ between-subjects
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