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of Homogeneity of Variances df1 df2 54 oups ps 3 Sum of Squares 76 Sig. .052 ANOVA df Contrast Coefficients AgeGroup 30 to 39 -1 18 to 29 1 Contrast 1 Mean Square 133.353 20.374 Contrast Tests Value of Contrast F 6.545 400.059 3 1548.437 76 1948.496 79 Contrast Assume equal variances 1 -2.4515 Does not assume equal 1 variances -2.4515 e output provided, can we assume equal variances? Opropriate p-value is < .05 appropriate p-value is > .05 apropriate pavalue is 05 Sig. .001 40 to 49 0 Std. Error t 1.42738 -1.717 1.12255 -2.184 df 34.72

of Homogeneity of Variances df1 df2 54 oups ps 3 Sum of Squares 76 Sig. .052 ANOVA df Contrast Coefficients AgeGroup 30 to 39 -1 18 to 29 1 Contrast 1 Mean Square 133.353 20.374 Contrast Tests Value of Contrast F 6.545 400.059 3 1548.437 76 1948.496 79 Contrast Assume equal variances 1 -2.4515 Does not assume equal 1 variances -2.4515 e output provided, can we assume equal variances? Opropriate p-value is < .05 appropriate p-value is > .05 apropriate pavalue is 05 Sig. .001 40 to 49 0 Std. Error t 1.42738 -1.717 1.12255 -2.184 df 34.72

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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The following output was generated to explore the contrasts specified by the researchers: Descriptives Depression 95% Confidence Interval for Mean Mean Std. Deviation Std. Error Lower Bound Upper Bound Minimum Maximum 18 to 29 20 9.7850 2.96074 .66204 8.3993 11.1707 4.86 15.40 30 to 39 20 12.2365 4.05418 .90654 10.3391 14.1339 3.89 21.00 40 to 49 20 14.4460 5.37922 1.20283 11.9284 16.9636 5.92 25.50 50 to 59 20 15.6450 5.23052 1.16958 13.1970 18.0930 5.51 23.65 Total 80 13.0281 4.96634 .55525 11.9229 14.1333 3.89 25.50 Test of Homogeneity of Variances Contrast Coefficients Depression AgeGroup Levene 30 to 39 Statistic df1 df2 50 to 59 0 -1 2.764 N 3 Sum of Squares 76 Sig. .052 ANOVA df 18 to 29 1 Contrast 1 Mean Square 133.353 20.374 Contrast Tests Value of Contrast Depression. Between Groups 400.059 3 1548.437 76 Within Groups Total 1948.496 79 Contrast Std. Error Depression Assume equal variances 1 -2.4515 1.42738 Does not assume equal 1 variances -2.4515 1.12255 Based on the output provided, can we assume equal variances? O No, the appropriate p-value is < .05 Yes, the appropriate p-value is > .05 O No, the appropriate p-value is > .05 O Yes, the appropriate p-value is < .05 F 6.545 Sig. .001 40 to 49 0 t -1.717 -2.184 df 76 34.778 Sig. (2-tailed) .090 .036
Transcribed Image Text:The following output was generated to explore the contrasts specified by the researchers: Descriptives Depression 95% Confidence Interval for Mean Mean Std. Deviation Std. Error Lower Bound Upper Bound Minimum Maximum 18 to 29 20 9.7850 2.96074 .66204 8.3993 11.1707 4.86 15.40 30 to 39 20 12.2365 4.05418 .90654 10.3391 14.1339 3.89 21.00 40 to 49 20 14.4460 5.37922 1.20283 11.9284 16.9636 5.92 25.50 50 to 59 20 15.6450 5.23052 1.16958 13.1970 18.0930 5.51 23.65 Total 80 13.0281 4.96634 .55525 11.9229 14.1333 3.89 25.50 Test of Homogeneity of Variances Contrast Coefficients Depression AgeGroup Levene 30 to 39 Statistic df1 df2 50 to 59 0 -1 2.764 N 3 Sum of Squares 76 Sig. .052 ANOVA df 18 to 29 1 Contrast 1 Mean Square 133.353 20.374 Contrast Tests Value of Contrast Depression. Between Groups 400.059 3 1548.437 76 Within Groups Total 1948.496 79 Contrast Std. Error Depression Assume equal variances 1 -2.4515 1.42738 Does not assume equal 1 variances -2.4515 1.12255 Based on the output provided, can we assume equal variances? O No, the appropriate p-value is < .05 Yes, the appropriate p-value is > .05 O No, the appropriate p-value is > .05 O Yes, the appropriate p-value is < .05 F 6.545 Sig. .001 40 to 49 0 t -1.717 -2.184 df 76 34.778 Sig. (2-tailed) .090 .036
Reconsider the output provided from the previous question: Descriptives Depression Mean Std. Deviation 18 to 29 20 9.7850 2.96074 30 to 39 20 12.2365 4.05418 40 to 49 20 14.4460 5.37922 20 15.6450 5.23052 50 to 59 Total 80 13.0281 4.96634 Test of Homogeneity of Variances Depression Levene Statistic df1 df2 2.764 N 3 Sum of Squares 76 Sig. .052 ANOVA df 95% Confidence Interval for Mean Lower Bound Upper Bound 8.3993 11.1707 10.3391 14.1339 11.9284 16.9636 13.1970 18.0930 11.9229 14.1333 Contrast Coefficients Age Group 30 to 39 -1 3 Std. Error .66204 .90654 1.20283 1.16958 55525 Contrast 1 Mean Square 133.353 20.374 Contrast Tests Value of Contrast 18 to 29 F 6.545 Depression Between Groups 400.059 Within Groups 1548.437 76 Total 1948.496 79 Contrast Std. Error Depression Assume equal variances 1 -2.4515 1.42738 Does not assume equal 1 variances -2.4515 1.12255 Complete the following sentence by using the drop-down options. The planned contrasts is [Select ] [Select] [Select] [Select] , p = Sig. .001 Minimum 4.86 3.89 5.92 5.51 3.89 50 to 59 0 40 to 49 0 t -1.717 76 -2.184 34.778 df Maximum 15.40 21.00 25.50 23.65 25.50 Sig. (2-tailed) 090 .036
Transcribed Image Text:Reconsider the output provided from the previous question: Descriptives Depression Mean Std. Deviation 18 to 29 20 9.7850 2.96074 30 to 39 20 12.2365 4.05418 40 to 49 20 14.4460 5.37922 20 15.6450 5.23052 50 to 59 Total 80 13.0281 4.96634 Test of Homogeneity of Variances Depression Levene Statistic df1 df2 2.764 N 3 Sum of Squares 76 Sig. .052 ANOVA df 95% Confidence Interval for Mean Lower Bound Upper Bound 8.3993 11.1707 10.3391 14.1339 11.9284 16.9636 13.1970 18.0930 11.9229 14.1333 Contrast Coefficients Age Group 30 to 39 -1 3 Std. Error .66204 .90654 1.20283 1.16958 55525 Contrast 1 Mean Square 133.353 20.374 Contrast Tests Value of Contrast 18 to 29 F 6.545 Depression Between Groups 400.059 Within Groups 1548.437 76 Total 1948.496 79 Contrast Std. Error Depression Assume equal variances 1 -2.4515 1.42738 Does not assume equal 1 variances -2.4515 1.12255 Complete the following sentence by using the drop-down options. The planned contrasts is [Select ] [Select] [Select] [Select] , p = Sig. .001 Minimum 4.86 3.89 5.92 5.51 3.89 50 to 59 0 40 to 49 0 t -1.717 76 -2.184 34.778 df Maximum 15.40 21.00 25.50 23.65 25.50 Sig. (2-tailed) 090 .036
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