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1. Write the interpretation of the results for the significance for Levene's test and the t- test? 2. Write out the research hypothesis  3. What is a Null type 1 error use variables such as non domkers an smokers

1. Write the interpretation of the results for the significance for Levene's test and the t- test? 2. Write out the research hypothesis  3. What is a Null type 1 error use variables such as non domkers an smokers

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 25SGR
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I need help with this assignment these questions 

1. Write the interpretation of the results for the significance for Levene's test and the t- test?

2. Write out the research hypothesis 

3. What is a Null type 1 error use variables such as non domkers an smokers 

Group Statistics Group Frontal_brain_volume non-smokers smokers Frontal_brain_volume Equal variances assumed Equal variances not assumed N Mean 17 5.3294 19 4.2947 F Std. Deviation .174 1.06170 .94662 Levene's Test for Equality of Variances Independent Samples Test Sig. Std. Error Mean .679 .25750 .21717 t 3.092 df 34 3.072 32.321 Sig. (2- tailed) .004 .004 t-test for Equality of Means Mean Difference 1.03467 1.03467 Std. Error Difference .33466 .33685 95% Confidence Interval of the Difference Lower .35457 .34880 Upper 1.71478 1.72055
Transcribed Image Text:Group Statistics Group Frontal_brain_volume non-smokers smokers Frontal_brain_volume Equal variances assumed Equal variances not assumed N Mean 17 5.3294 19 4.2947 F Std. Deviation .174 1.06170 .94662 Levene's Test for Equality of Variances Independent Samples Test Sig. Std. Error Mean .679 .25750 .21717 t 3.092 df 34 3.072 32.321 Sig. (2- tailed) .004 .004 t-test for Equality of Means Mean Difference 1.03467 1.03467 Std. Error Difference .33466 .33685 95% Confidence Interval of the Difference Lower .35457 .34880 Upper 1.71478 1.72055
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