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a. State the null and research hypotheses:   H0:   H1:   b. Is the F statistic for Levene’s test significant?   c. What is the alpha level for the t-test?   d. Obtained t-value:   e. Significance level for the t-test:   f. Decision rule:   If the significance level of the obtained t statistic is greater than ____ (alpha level), we fail to reject the null hypothesis.   If the significance level of the obtained t statistic is equal to or less than ____ (alpha level), we reject the null hypothesis.   g. Decision: Since the significance level of the obtained t statistic is _____ and it is __________(greater or less) than ____ (alpha level), we ________(reject or fail to reject) the null hypothesis.   h. Interpretation/conclusion:

a. State the null and research hypotheses:   H0:   H1:   b. Is the F statistic for Levene’s test significant?   c. What is the alpha level for the t-test?   d. Obtained t-value:   e. Significance level for the t-test:   f. Decision rule:   If the significance level of the obtained t statistic is greater than ____ (alpha level), we fail to reject the null hypothesis.   If the significance level of the obtained t statistic is equal to or less than ____ (alpha level), we reject the null hypothesis.   g. Decision: Since the significance level of the obtained t statistic is _____ and it is __________(greater or less) than ____ (alpha level), we ________(reject or fail to reject) the null hypothesis.   h. Interpretation/conclusion:

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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a. State the null and research hypotheses:

 

H0:

 

H1:

 

b. Is the F statistic for Levene’s test significant?

 

c. What is the alpha level for the t-test?

 

d. Obtained t-value:

 

e. Significance level for the t-test:

 

f. Decision rule:

 

If the significance level of the obtained t statistic is greater than ____ (alpha level), we fail to reject the null hypothesis.

 

If the significance level of the obtained t statistic is equal to or less than ____ (alpha level), we reject the null hypothesis.

 

g. Decision: Since the significance level of the obtained t statistic is _____ and it is __________(greater or less) than ____ (alpha level), we ________(reject or fail to reject) the null hypothesis.

 

h. Interpretation/conclusion:

EDUC Highest year of school completed RACE Race of respondent = 1 WHITE = 2 BLACK Mode Posterior Mean EDUC Highest year of school completed a. Prior for Variance: Diffuse. Prior for Mean: Diffuse. -.65 Group Statistics N Posterior Distribution Characterization for Independent Sample Mean² 95% Credible Interval Variance Lower Bound Upper Bound -.39 .017 -.91 -.65 2096 486 Mean 13.94 13.29 Std. Deviation 2.934 2.529 Std. Error Mean .064 .115
Transcribed Image Text:EDUC Highest year of school completed RACE Race of respondent = 1 WHITE = 2 BLACK Mode Posterior Mean EDUC Highest year of school completed a. Prior for Variance: Diffuse. Prior for Mean: Diffuse. -.65 Group Statistics N Posterior Distribution Characterization for Independent Sample Mean² 95% Credible Interval Variance Lower Bound Upper Bound -.39 .017 -.91 -.65 2096 486 Mean 13.94 13.29 Std. Deviation 2.934 2.529 Std. Error Mean .064 .115
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