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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

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

MATLAB: An Introduction with Applications
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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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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