Researchers selected 849 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 21 out of the 849 patients complained of flulike symptoms. Suppose that it is known that 2.2% of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.2% of this drug's users experience flulike symptoms as a side effect at the a= 0.05 level of significance? Because npo (1-Po) = 10, the sample size is (Round to one decimal place as needed.) What are the null and alternative hypotheses? Ho: ▼ versus H₁: ▼ ▼ (Type integers or decimals. Do not round.) Find the test statistic, Zo- Zo= (Round to two decimal places as needed.) Find the P-value. P-value = (Round to three decimal places as needed.) Interpret the results. Since the P-value is complained of flulike symptoms. (Type integers or decimals. Do not round.) than a, ▼5% of the population size, and the patients in the sample the null hypothesis. There selected at random, all of the requirements for testing the hypothesis sufficient evidence at the a= level of significance to conclude that ▼satisfied. % of the users who take the prescription drug daily
Researchers selected 849 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 21 out of the 849 patients complained of flulike symptoms. Suppose that it is known that 2.2% of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.2% of this drug's users experience flulike symptoms as a side effect at the a= 0.05 level of significance? Because npo (1-Po) = 10, the sample size is (Round to one decimal place as needed.) What are the null and alternative hypotheses? Ho: ▼ versus H₁: ▼ ▼ (Type integers or decimals. Do not round.) Find the test statistic, Zo- Zo= (Round to two decimal places as needed.) Find the P-value. P-value = (Round to three decimal places as needed.) Interpret the results. Since the P-value is complained of flulike symptoms. (Type integers or decimals. Do not round.) than a, ▼5% of the population size, and the patients in the sample the null hypothesis. There selected at random, all of the requirements for testing the hypothesis sufficient evidence at the a= level of significance to conclude that ▼satisfied. % of the users who take the prescription drug daily
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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![Researchers selected 849 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 21 out of the 849 patients complained of flulike symptoms. Suppose that it is known that 2.2% of
patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.2% of this drug's users experience flulike symptoms as a side effect at the x = 0.05 level of significance?
Because npo (1-Po)
10, the sample size is
(Round to one decimal place as needed.)
What are the null and alternative hypotheses?
Ho:
versus H₁:
(Type integers or decimals. Do not round.)
Find the test statistic, Zo.
Zo
=
=
(Round to two decimal places as needed.)
Find the P-value.
P-value= (Round to three decimal places as needed.)
Interpret the results.
than α,
Since the P-value is
complained of flulike symptoms.
(Type integers or decimals. Do not round.)
5% of the population size, and the patients in the sample
the null hypothesis. There
selected at random, all of the requirements for testing the hypothesis
sufficient evidence at the α = level of significance to conclude that
satisfied.
% of the users who take the prescription drug daily](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fac3be618-b645-4bd8-855b-808ff3fc18d4%2F25e5adc9-7853-4239-b976-6f97bf5fbdd1%2Foix6hn_processed.png&w=3840&q=75)
Transcribed Image Text:Researchers selected 849 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 21 out of the 849 patients complained of flulike symptoms. Suppose that it is known that 2.2% of
patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.2% of this drug's users experience flulike symptoms as a side effect at the x = 0.05 level of significance?
Because npo (1-Po)
10, the sample size is
(Round to one decimal place as needed.)
What are the null and alternative hypotheses?
Ho:
versus H₁:
(Type integers or decimals. Do not round.)
Find the test statistic, Zo.
Zo
=
=
(Round to two decimal places as needed.)
Find the P-value.
P-value= (Round to three decimal places as needed.)
Interpret the results.
than α,
Since the P-value is
complained of flulike symptoms.
(Type integers or decimals. Do not round.)
5% of the population size, and the patients in the sample
the null hypothesis. There
selected at random, all of the requirements for testing the hypothesis
sufficient evidence at the α = level of significance to conclude that
satisfied.
% of the users who take the prescription drug daily
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