Do students perform the same when they take an exam alone as when they take an exam in a classroom setting? Eight students were given two tests of equal difficulty. They took one test in a solitary room and they took the other in a room filled with other students. The results are shown below. Exam Scores 79 70 83 80 82 75 74 75 82 84 93 -86 86 78 81 90 Assume a Normal distribution. What can be concluded at the the a= 0.01 level of significance level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Ho: Select an answer H₁: Select an answer Alone Classroom Select an answer O Select an answer O b. The test statistic ? C = Select an answer Select an answer (please enter a decimal) (Please enter a decimal) O (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) c. The p-value = d. The p-value is ? a e. Based on this, we should Select an answer the null hypothesis. f. Thus, the final conclusion is that ... O The results are statistically insignificant at a = 0.01, so there is insufficient evidence to conclude that the population mean test score taking the exam alone is not the same as the population mean test score taking the exam in a classroom setting. O The results are statistically insignificant at a = 0.01, so there is statistically significant evidence to conclude that the population mean test score taking the exam alone is equal to the population mean test score taking the exam in a classroom setting. The results are statistically significant at a = 0.01, so there is sufficient evidence to conclude that the eight students scored the same on average taking the exam alone compared to the classroom setting. O The results are statistically significant at a = 0.01, so there is sufficient evidence to conclude that the population mean test score taking the exam alone is not the same as the population mean test score taking the exam in a classroom setting.

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Do students perform the same when they take an exam alone as when they take an exam in a classroom
setting? Eight students were given two tests of equal difficulty. They took one test in a solitary room and they
took the other in a room filled with other students. The results are shown below.
Exam Scores
Alone 79 70 83 80 82 75 74 75
Classroom 82 84 93 -86 86 78 81 90
Assume a Normal distribution. What can be concluded at the the a= 0.01 level of significance level of
significance?
For this study, we should use Select an answer
a. The null and alternative hypotheses would be:
Ho: Select an answer
H₁ Select an answer
Select an answer O
Select an answer
Select an answer
Select an answer
(please enter a decimal)
(Please enter a decimal)
b. The test statistic ? C
c. The p-value =
d. The p-value is ? a
e. Based on this, we should Select an answer the null hypothesis.
f. Thus, the final conclusion is that ...
(please show your answer to 3 decimal places.)
Hint: Helpful Video [+]
Hints
(Please show your answer to 4 decimal places.)
O The results are statistically insignificant at a = 0.01, so there is insufficient evidence to conclude
that the population mean test score taking the exam alone is not the same as the population
mean test score taking the exam in a classroom setting.
O The results are statistically insignificant at a = 0.01, so there is statistically significant evidence
to conclude that the population mean test score taking the exam alone is equal to the population
mean test score taking the exam in a classroom setting.
The results are statistically significant at a = 0.01, so there is sufficient evidence to conclude
that the eight students scored the same on average taking the exam alone compared to the
classroom setting.
The results are statistically significant at a = 0.01, so there is sufficient evidence to conclude
that the population mean test score taking the exam alone is not the same as the population
mean test score taking the exam in a classroom setting.
Transcribed Image Text:Do students perform the same when they take an exam alone as when they take an exam in a classroom setting? Eight students were given two tests of equal difficulty. They took one test in a solitary room and they took the other in a room filled with other students. The results are shown below. Exam Scores Alone 79 70 83 80 82 75 74 75 Classroom 82 84 93 -86 86 78 81 90 Assume a Normal distribution. What can be concluded at the the a= 0.01 level of significance level of significance? For this study, we should use Select an answer a. The null and alternative hypotheses would be: Ho: Select an answer H₁ Select an answer Select an answer O Select an answer Select an answer Select an answer (please enter a decimal) (Please enter a decimal) b. The test statistic ? C c. The p-value = d. The p-value is ? a e. Based on this, we should Select an answer the null hypothesis. f. Thus, the final conclusion is that ... (please show your answer to 3 decimal places.) Hint: Helpful Video [+] Hints (Please show your answer to 4 decimal places.) O The results are statistically insignificant at a = 0.01, so there is insufficient evidence to conclude that the population mean test score taking the exam alone is not the same as the population mean test score taking the exam in a classroom setting. O The results are statistically insignificant at a = 0.01, so there is statistically significant evidence to conclude that the population mean test score taking the exam alone is equal to the population mean test score taking the exam in a classroom setting. The results are statistically significant at a = 0.01, so there is sufficient evidence to conclude that the eight students scored the same on average taking the exam alone compared to the classroom setting. The results are statistically significant at a = 0.01, so there is sufficient evidence to conclude that the population mean test score taking the exam alone is not the same as the population mean test score taking the exam in a classroom setting.
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