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 78 91 85 78 78 87 84 Classroom 85 80 91 84 68 77 78 81 Assume a Normal distribution. What can be concluded at the the a= 0.05 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 Select an answer Select an answer Select an answer (please enter a decimal) (Please enter a decimal) b. The test statistic ? = 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.) (Please show your answer to 4 decimal places.) O The results are statistically insignificant at a = 0.05, so there is insufficient evidence to conclude that the population mean test score taking the exam alone is greater than the population mean test score taking the exam in a classroom setting. The results are statistically significant at a = 0.05, so there is sufficient evidence to conclude that the population mean test score taking the exam alone is greater than the population mean test score taking the exam in a classroom setting. The results are statistically insignificant at a = 0.05, 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 = 0.05, so there is sufficient evidence to conclude that the eight students scored higher on average taking the exam alone compared to the classroom setting.
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 78 91 85 78 78 87 84 Classroom 85 80 91 84 68 77 78 81 Assume a Normal distribution. What can be concluded at the the a= 0.05 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 Select an answer Select an answer Select an answer (please enter a decimal) (Please enter a decimal) b. The test statistic ? = 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.) (Please show your answer to 4 decimal places.) O The results are statistically insignificant at a = 0.05, so there is insufficient evidence to conclude that the population mean test score taking the exam alone is greater than the population mean test score taking the exam in a classroom setting. The results are statistically significant at a = 0.05, so there is sufficient evidence to conclude that the population mean test score taking the exam alone is greater than the population mean test score taking the exam in a classroom setting. The results are statistically insignificant at a = 0.05, 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 = 0.05, so there is sufficient evidence to conclude that the eight students scored higher on average taking the exam alone compared to the classroom setting.
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 30E
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Question 2
Ho: Select an answer
H₁: Select an answer
▼
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 78 91 85 78 78 87 84
Classroom 85 80 91 84 68 77 78 81
C
Assume a Normal distribution. What can be concluded at the the a = 0.05 level of significance level of
significance?
For this study, we should use Select an answer
a. The null and alternative hypotheses would be:
M Chapter 10: Hypothesis Test for Matched Pairs Samples
<
Hint: Helpful Video [+]
:0
Select an
Select an
answer
answer
Select an answer C
F1
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 ...
( 0
Select an answer
Select an
answer
Select an answer
(Please show your answer to 4 decimal places.)
O The results are statistically insignificant at a = 0.05, so there is insufficient evidence to conclude
that the population mean test score taking the exam alone is greater than the population mean
test score taking the exam in a classroom setting.
(please show your answer to 3 decimal places.)
The results are statistically significant at a = 0.05, so there is sufficient evidence to conclude
that the population mean test score taking the exam alone is greater than the population mean
test score taking the exam in a classroom setting.
@
(please enter a decimal)
(Please enter a decimal)
The results are statistically insignificant at a = 0.05, 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.
F2
The results are statistically significant at a = 0.05, so there is sufficient evidence to conclude
that the eight students scored higher on average taking the exam alone compared to the
classroom setting.
#
80
F3
O
myopenmath.com
$
a
F4
%
9
F5
MacBook Air
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F6
&
A
F7](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F40f6e573-5b24-44c5-a96c-e50d1c8217e9%2F5e197f80-3a3f-44d7-befa-23b49b5596d7%2F2kuqojs_processed.jpeg&w=3840&q=75)
Transcribed Image Text:esc
Question 2
Ho: Select an answer
H₁: Select an answer
▼
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 78 91 85 78 78 87 84
Classroom 85 80 91 84 68 77 78 81
C
Assume a Normal distribution. What can be concluded at the the a = 0.05 level of significance level of
significance?
For this study, we should use Select an answer
a. The null and alternative hypotheses would be:
M Chapter 10: Hypothesis Test for Matched Pairs Samples
<
Hint: Helpful Video [+]
:0
Select an
Select an
answer
answer
Select an answer C
F1
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 ...
( 0
Select an answer
Select an
answer
Select an answer
(Please show your answer to 4 decimal places.)
O The results are statistically insignificant at a = 0.05, so there is insufficient evidence to conclude
that the population mean test score taking the exam alone is greater than the population mean
test score taking the exam in a classroom setting.
(please show your answer to 3 decimal places.)
The results are statistically significant at a = 0.05, so there is sufficient evidence to conclude
that the population mean test score taking the exam alone is greater than the population mean
test score taking the exam in a classroom setting.
@
(please enter a decimal)
(Please enter a decimal)
The results are statistically insignificant at a = 0.05, 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.
F2
The results are statistically significant at a = 0.05, so there is sufficient evidence to conclude
that the eight students scored higher on average taking the exam alone compared to the
classroom setting.
#
80
F3
O
myopenmath.com
$
a
F4
%
9
F5
MacBook Air
<
F6
&
A
F7
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