A recent study claimed that 54% of the population of all college students prefer printed textbooks to electronic textbooks. You want to test this claim by surveying a random sample of 40 college students. Follow the steps below to construct a 90% confidence interval for the population proportion of all college students who prefer printed textbooks to electronic textbooks. Then state whether the confidence interval you construct contradicts the study's claim. (If necessary, consult a list of formulas.) (a) Click on "Take Sample" to see the results from the randam sample. Take Sample Sample size: Point estimate: 0 Critical value: 0 Compute Explanation Prefers printed textbooks to electronic textbooks Does not prefer printed textbooks to electronic Check textbooks Enter the values of the sample size, the point estimate of the population proportion, and the critical value you need for your 90% confidence interval. (Choose the correct critical value from the table of critical values provided.) When you are done, select "Compute". Standard error: Margin of error: Number 90% confidence interval: 26 14 X Critical values 0.005 2.576 20.010-2.326 20.025 1.960 0.050 1.645 1.282 Proportion 20.100 0.65 0.35 $. Ⓒ2022 McGraw Hill LLC. All Rights Reserved Terms of Use | Privacy Center Accessibility امه

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter4: Writing Linear Equations
Section: Chapter Questions
Problem 14CR
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A recent study claimed that 54% of the population of all college students prefer printed textbooks to electronic textbooks. You want to test this claim by
surveying a random sample of 40 college students.
Follow the steps below to construct a 90% confidence interval for the population proportion of all college students who prefer printed textbooks to electronic
textbooks. Then state whether the confidence interval you construct contradicts the study's claim. (If necessary, consult a list of formulas.)
(a) Click on "Take Sample" to see the results from the randam sample.
esc
Take Sample
Sample size:
0
Point estimate:
0
Critical value:
0
Compute
Explanation
Check
Prefers printed textbooks to electronic textbooks
Does not prefer printed textbooks to electronic
textbooks
Enter the values of the sample size, the point estimate of the population proportion, and the critical value you need for your 90% confidence
interval. (Choose the correct critical value from the table of critical values provided.) When you are done, select "Compute".
F2
30 F3
DOO
000 F4
Standard error:
Margin of error:
90% confidence interval:
F5
MacBook Air
F6
44
Number
26
F7
14
X
Critical values
20.005-2.576
20.010 2.326
20.025 = 1.960
0.050 1.645
70.100 1.282
Proportion
▶11
F8
6.
Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility
0.65
0.35
▶
F9
F10
F11
F12
D
As
M
Transcribed Image Text:A recent study claimed that 54% of the population of all college students prefer printed textbooks to electronic textbooks. You want to test this claim by surveying a random sample of 40 college students. Follow the steps below to construct a 90% confidence interval for the population proportion of all college students who prefer printed textbooks to electronic textbooks. Then state whether the confidence interval you construct contradicts the study's claim. (If necessary, consult a list of formulas.) (a) Click on "Take Sample" to see the results from the randam sample. esc Take Sample Sample size: 0 Point estimate: 0 Critical value: 0 Compute Explanation Check Prefers printed textbooks to electronic textbooks Does not prefer printed textbooks to electronic textbooks Enter the values of the sample size, the point estimate of the population proportion, and the critical value you need for your 90% confidence interval. (Choose the correct critical value from the table of critical values provided.) When you are done, select "Compute". F2 30 F3 DOO 000 F4 Standard error: Margin of error: 90% confidence interval: F5 MacBook Air F6 44 Number 26 F7 14 X Critical values 20.005-2.576 20.010 2.326 20.025 = 1.960 0.050 1.645 70.100 1.282 Proportion ▶11 F8 6. Ⓒ2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility 0.65 0.35 ▶ F9 F10 F11 F12 D As M
< > E
SCUNYfirst- Ex...
=
(b)
A ALEKS
A ALEKS-Maria...
O CONFIDENCE INTERVALS AND HYPOTHESIS TESTING
Constructing a confidence interval to test a claim about a...
(c)
0.000
A ALEKS
0.000
Enter the values for the lower and upper limits on the graph to show your confidence interval.
For the point (), enter the claim 0.54 from the study.
d on your sample, graph the 90% confidence interval for the population proportion of all college students who prefer printed textbooks to
electronic textbooks.
www-awu.aleks.com
A ALEKS
90% confidence interval:
0.500
Does the 90% confidence interval you constructed contradict the claim from the study?
Choose the best answer from the choices below.
H Navigate for St....
Explanation
Check
X
S
O No, the confidence interval does not contradict the claim. The proportion 0.54 from the study is inside the 90%
confidence interval.
OYes, the confidence interval contradicts the claim. The proportion 0.54 from the study is outside the 90%
confidence interval.
1.000
No, the confidence interval does not contradict the claim. The proportion 0.54 from the study is outside the 90%
confidence interval.
1.000
Yes, the confidence interval contradicts the claim. The proportion 0.54 from the study is inside the 90% confidence
interval.
Ć
Appointment R...
X
Class 9 Math (1
3
0/5
2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Accessibility
Transcribed Image Text:< > E SCUNYfirst- Ex... = (b) A ALEKS A ALEKS-Maria... O CONFIDENCE INTERVALS AND HYPOTHESIS TESTING Constructing a confidence interval to test a claim about a... (c) 0.000 A ALEKS 0.000 Enter the values for the lower and upper limits on the graph to show your confidence interval. For the point (), enter the claim 0.54 from the study. d on your sample, graph the 90% confidence interval for the population proportion of all college students who prefer printed textbooks to electronic textbooks. www-awu.aleks.com A ALEKS 90% confidence interval: 0.500 Does the 90% confidence interval you constructed contradict the claim from the study? Choose the best answer from the choices below. H Navigate for St.... Explanation Check X S O No, the confidence interval does not contradict the claim. The proportion 0.54 from the study is inside the 90% confidence interval. OYes, the confidence interval contradicts the claim. The proportion 0.54 from the study is outside the 90% confidence interval. 1.000 No, the confidence interval does not contradict the claim. The proportion 0.54 from the study is outside the 90% confidence interval. 1.000 Yes, the confidence interval contradicts the claim. The proportion 0.54 from the study is inside the 90% confidence interval. Ć Appointment R... X Class 9 Math (1 3 0/5 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Accessibility
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