MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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The average final exam score for the statistics course is 77%. A professor wants to see if the average final
exam score for students who are given colored pens on the first day of class is different. The final exam
scores for the 13 randomly selected students who were given the colored pens are shown below. Assume
that the distribution of the population is normal.
77, 91, 64, 96, 96, 75, 74, 78, 84, 98, 78, 80, 74
What can be concluded at the the a = 0.10 level of significance level of significance?
a. For this study, we should use Select an answer
b. The null and alternative hypotheses would be:
Ho: ?✓ Select an answer ✓
H₁: ? Select an answer
c. The test statistic ? ✓ =
d. The p-value =
e. The p-value is ? ✓ a
f. Based on this, we should [Select an answer the null hypothesis.
(please show your answer to 3 decimal places.)
(Please show your answer to 4 decimal places.)
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Transcribed Image Text:The average final exam score for the statistics course is 77%. A professor wants to see if the average final exam score for students who are given colored pens on the first day of class is different. The final exam scores for the 13 randomly selected students who were given the colored pens are shown below. Assume that the distribution of the population is normal. 77, 91, 64, 96, 96, 75, 74, 78, 84, 98, 78, 80, 74 What can be concluded at the the a = 0.10 level of significance level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ?✓ Select an answer ✓ H₁: ? Select an answer c. The test statistic ? ✓ = d. The p-value = e. The p-value is ? ✓ a f. Based on this, we should [Select an answer the null hypothesis. (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.)
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