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
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
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:
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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Step 1: Write the given information.
VIEWStep 2: Perform the Levene’s F test for significance.
VIEWStep 3: Perform the two sample Independent t-test.
VIEWStep 4: Determine the test statistics and significance level for the test.
VIEWStep 5: Determine the decision rule and conclude the hypothesis test.
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