3. Researchers wanted to know whether parent involvement has an effect on students' tests scores in middle school. They had two groups of students - one with highly involved parents, and one who had parents that were not involved. After performing the appropriate analysis in SPSS the researchers got the following results: Group Statistics parental involvement Std. Deviation Std. Error Mean 4 404 Mean Score involvement 7. 82.329 11.652 on testi no 71.000 8.200 2.899 involvement Independent Samples Test Levene's Test for Equality of Variances 1test for Equality of Means 95% Confidence Confval of the Mean Sig (2-tailed) Diference Std Error Difference Mean df Lower Upper Equal variances assumed Score DIS on test1 847 374 2.201 13 046 11.329 5146 211 22446 Equal variances 2149 10.618 056 11.329 5.273 -327 22 984 not assumed a. What test was performed? b. Is the homogeneity of variance assumption met? c. Report results in APA style
3. Researchers wanted to know whether parent involvement has an effect on students' tests scores in middle school. They had two groups of students - one with highly involved parents, and one who had parents that were not involved. After performing the appropriate analysis in SPSS the researchers got the following results: Group Statistics parental involvement Std. Deviation Std. Error Mean 4 404 Mean Score involvement 7. 82.329 11.652 on testi no 71.000 8.200 2.899 involvement Independent Samples Test Levene's Test for Equality of Variances 1test for Equality of Means 95% Confidence Confval of the Mean Sig (2-tailed) Diference Std Error Difference Mean df Lower Upper Equal variances assumed Score DIS on test1 847 374 2.201 13 046 11.329 5146 211 22446 Equal variances 2149 10.618 056 11.329 5.273 -327 22 984 not assumed a. What test was performed? b. Is the homogeneity of variance assumption met? c. Report results in APA style
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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