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Module 6 Homework Assignment

Module 6 Homework Assignment PLDZ-1045
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The effectiveness of a new headache medicine is tested by measuring the amount of time before the headache is cured for patients who use the medicine and another group of patients who use a placebo drug. Please explain your decision.

 

 

 

 

 

 

 

 

Instructor Comments:

The effectiveness of a headache medicine is tested by measuring the intensity of a headache in patients before and after drug treatment. The data consist of before and after intensities for each patient.

 Please explain your decision.

 

 

 

 

 

 

 

 

Instructor Comments:

 

 

Solution:

 

 

 

 

Instructor Comments: 3/5

 

 

  1. 1 represents the mean blood pressure of the treatment group and μ2 represents the mean for the control group. Use a significance level of 0.01 and whichever method you deem appropriate (p-value method, critical value method, or confidence interval method) to test the claim that the diet reduces the blood pressure. We do not know the values of the population standard deviations. Use Microsoft Excel or the following t-distribution table: http://www.itl.nist.gov/div898/handbook/eda/section3/eda3672.htm  

 

TREATMENT GROUP

CONTROL GROUP

n1

85

n2

75

   

s1

 

s2

 

 

 

 

 

 

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Instructor Comments:

 

The effectiveness of a new headache medicine is tested by measuring the amount of time before the headache is cured for patients who use the medicine and another group of patients who use a placebo drug. Please explain your decision.
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