Jump to level 1 A clinical researcher performs a clinical trial on 14 patients to determine whether a drug treatment has an effect on serum glucose. The sample mean glucose of the patients before and after the treatment are summarized in the following table. The sample standard deviation of the differences was 9. Sample mean glucose (mg/dL) Before treatment 85 After treatment 80 What type of hypothesis test should be performed? Select What is the test statistic? Ex: 0.123 What is the number of degrees of freedom? Ex: 25 Does sufficient evidence exist to support the claim that the drug treatment has an effect on serum glucose at the a = 0.01 significance level? Select 3

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Jump to level 1
A clinical researcher performs a clinical trial on 14 patients to determine whether a drug
treatment has an effect on serum glucose. The sample mean glucose of the patients
before and after the treatment are summarized in the following table. The sample
standard deviation of the differences was 9.
Sample mean glucose (mg/dL)
Before treatment 85
After treatment 80
What type of hypothesis test should be performed? Select
What is the test statistic? Ex: 0.123
What is the number of degrees of freedom? Ex: 25
Does sufficient evidence exist to support the claim that the drug treatment has an effect
on serum glucose at the a = 0.01 significance level? Select
Transcribed Image Text:Jump to level 1 A clinical researcher performs a clinical trial on 14 patients to determine whether a drug treatment has an effect on serum glucose. The sample mean glucose of the patients before and after the treatment are summarized in the following table. The sample standard deviation of the differences was 9. Sample mean glucose (mg/dL) Before treatment 85 After treatment 80 What type of hypothesis test should be performed? Select What is the test statistic? Ex: 0.123 What is the number of degrees of freedom? Ex: 25 Does sufficient evidence exist to support the claim that the drug treatment has an effect on serum glucose at the a = 0.01 significance level? Select
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