om among those who take a certain widely-used prescription drug daily. In a clinical trial, 24 out of the 894 patients complained of flulike symptoms. Suppose that it is known that amplain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.4% of this drug's users experience flulike symptoms as a side effect at the a=0.01 level of sample size is less than 5% of the population size, and the patients in the sample es? > 0.024 needed) were selected at random, all of the requirements for testing the hypothesis are

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Researchers selected 894 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 24 out of the 894 patients complained of flulike symptoms. Suppose that it is known that
2.4% of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.4% of this drug's users experience flulike symptoms as a side effect at the a= 0.01 level of
significance?
> 10, the sample size is
Because npo (1-Po) = 20.9
satisfied.
(Round to one decimal place as needed.)
What are the null and alternative hypotheses?
=
0.024
Ho P
0.024 versus H₁: p
(Type integers or decimals. Do not round.)
Find the test statistic, Zo-
Zo= (Round to two decimal places as needed.)
less than
5% of the population size, and the patients in the sample
A
were
selected at random, all of the requirements for testing the hypothesis
are
Transcribed Image Text:Researchers selected 894 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 24 out of the 894 patients complained of flulike symptoms. Suppose that it is known that 2.4% of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.4% of this drug's users experience flulike symptoms as a side effect at the a= 0.01 level of significance? > 10, the sample size is Because npo (1-Po) = 20.9 satisfied. (Round to one decimal place as needed.) What are the null and alternative hypotheses? = 0.024 Ho P 0.024 versus H₁: p (Type integers or decimals. Do not round.) Find the test statistic, Zo- Zo= (Round to two decimal places as needed.) less than 5% of the population size, and the patients in the sample A were selected at random, all of the requirements for testing the hypothesis are
Expert Solution
Step 1: By using the given data:

Answer 

Given 

The population proportion [p0] = 0.024

The favorable cases [x] = 24

The sample size [n] =894

The sample proportion =P̂ = x/n = 0.0268

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Follow-up Questions
Read through expert solutions to related follow-up questions below.
Follow-up Question
Researchers selected 894 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 24 out of the 894 patients complained of flulike symptoms. Suppose that it is known that 2.4% of
patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.4% of this drug's users experience flulike symptoms as a side effect at the x = 0.01 level of significance?
Because npo (1-Po) = 20.9 > 10, the sample size is
(Round to one decimal place as needed.)
What are the null and alternative hypotheses?
0.024 versus H₁: p > 0.024
Ho: P
(Type integers or decimals. Do not round.)
Find the test statistic, Zo.
Zo=
= 0.55 (Round to two decimal places as needed.)
Find the P-value.
P-value = 0.291 (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 α,
less than 5% of the population size, and the patients in the sample were selected at random, all of the requirements for testing the hypothesis are satisfied.
the null hypothesis. There
sufficient evidence at the α =
level of significance to conclude that
% of the users who take the prescription drug daily
Transcribed Image Text:Researchers selected 894 patients at random among those who take a certain widely-used prescription drug daily. In a clinical trial, 24 out of the 894 patients complained of flulike symptoms. Suppose that it is known that 2.4% of patients taking competing drugs complain of flulike symptoms. Is there sufficient evidence to conclude that more than 2.4% of this drug's users experience flulike symptoms as a side effect at the x = 0.01 level of significance? Because npo (1-Po) = 20.9 > 10, the sample size is (Round to one decimal place as needed.) What are the null and alternative hypotheses? 0.024 versus H₁: p > 0.024 Ho: P (Type integers or decimals. Do not round.) Find the test statistic, Zo. Zo= = 0.55 (Round to two decimal places as needed.) Find the P-value. P-value = 0.291 (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 α, less than 5% of the population size, and the patients in the sample were selected at random, all of the requirements for testing the hypothesis are satisfied. the null hypothesis. There sufficient evidence at the α = level of significance to conclude that % of the users who take the prescription drug daily
Solution
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Follow-up Question
Find the P-value.
P-value =
(Round to three decimal places as needed.)
Transcribed Image Text:Find the P-value. P-value = (Round to three decimal places as needed.)
Solution
Bartleby Expert
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