a. The null and alternative hypotheses would be: Select an answer v Ho: Select an answer ✓ H₁: Select an answer ✓ Select an answer ✓ b. The test statistic V= c. The p-value = Select an answer (please enter a decimal) Select an answer (Please enter a decimal) (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question
Do students perform better when they take an exam alone than 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
82 87 71 72 68 82 70 74
Classroom 84 83 73 63 67 76 65 69
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 ✓
(please enter a decimal)
Select an answer ✓
Select an answer ✓
Select an answer
Select an answer
H₁: Select an answer ✓
(Please enter a decimal)
(please show your answer to 3 decimal places.)
b. The test statistic?v=
c. The p-value =
(Please show your answer to 4 decimal places.)
Transcribed Image Text:Do students perform better when they take an exam alone than 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 82 87 71 72 68 82 70 74 Classroom 84 83 73 63 67 76 65 69 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 ✓ (please enter a decimal) Select an answer ✓ Select an answer ✓ Select an answer Select an answer H₁: Select an answer ✓ (Please enter a decimal) (please show your answer to 3 decimal places.) b. The test statistic?v= c. The p-value = (Please show your answer to 4 decimal places.)
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