In 2011, a U.S. Census report determined that 66% of college students are working students. A researcher thinks this percentage has changed and surveys 139 college students. The researcher reports that 87 of the 139 are working students. Is there evidence to support the researcher's claim at the 1% significance level? a. Determine the null and alternative hypotheses. Ho:p = 0.66 H₁: pv ✓ OF 0.66 2 = 0.85 b. Determine the test statistic. Round to two decimal places. c. Find the p X OF O(Select the correct symbol and enter the value.) p value = 0.3953 value. Round to four decimal places.
In 2011, a U.S. Census report determined that 66% of college students are working students. A researcher thinks this percentage has changed and surveys 139 college students. The researcher reports that 87 of the 139 are working students. Is there evidence to support the researcher's claim at the 1% significance level? a. Determine the null and alternative hypotheses. Ho:p = 0.66 H₁: pv ✓ OF 0.66 2 = 0.85 b. Determine the test statistic. Round to two decimal places. c. Find the p X OF O(Select the correct symbol and enter the value.) p value = 0.3953 value. Round to four decimal places.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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I need the correct answer for b.
![In 2011, a U.S. Census report determined that 66% of college students are working students. A researcher
thinks this percentage has changed and surveys 139 college students. The researcher reports that 87 of the
139 are working students. Is there evidence to support the researcher's claim at the 1% significance level?
a. Determine the null and alternative hypotheses.
Ho:p = 0.66
H₁: pv
2 = 0.85
c. Find the p
b. Determine the test statistic. Round to two decimal places.
p - value
OB
=
0.66
X
O(Select the correct symbol and enter the value.)
value. Round to four decimal places.
0.3953](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F80ebe69a-175a-4411-8ee5-06ae7f8c6f49%2F7aade303-41c0-413d-9dc1-5408d75073c4%2Fio15v2_processed.png&w=3840&q=75)
Transcribed Image Text:In 2011, a U.S. Census report determined that 66% of college students are working students. A researcher
thinks this percentage has changed and surveys 139 college students. The researcher reports that 87 of the
139 are working students. Is there evidence to support the researcher's claim at the 1% significance level?
a. Determine the null and alternative hypotheses.
Ho:p = 0.66
H₁: pv
2 = 0.85
c. Find the p
b. Determine the test statistic. Round to two decimal places.
p - value
OB
=
0.66
X
O(Select the correct symbol and enter the value.)
value. Round to four decimal places.
0.3953
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