# 10. Using the data below, suppose we focus on the proportions of patients who show improvement. Isthere a statistically significant difference in the proportions of patients who show improvement betweentreatments 1 and 2. Run the test at a 5% level of significance.SymptomsWorsenedSymptomsImproved14TotalNo Effect14Treatment 12250Treatment 214152150Treatment 39.122950

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Question 10

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Step 1

10).

It is given that the sample sizes of treatment 1 and treatment 2 are equal to 50 and the number of patients who show improvements for treatment1 and treatment 2 are 14 and 21 respectively.

Step 2

Denote p1 and p2 as the proportions of patients who show improvements for treatment1 and treatment 2.

The proportion patients who show improvements for treatment1 is calculated below:

Step 3

The proportion patients who show improvement...

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