PLEASE ANSWER ALL QUESTIONS TO PROBLEM A national survey of graduate students is
ID: 3242708 • Letter: P
Question
PLEASE ANSWER ALL QUESTIONS TO PROBLEM A national survey of graduate students is conducted to assess their consumption of coffee. The following table summarizes the data:
Do not drink coffee
Drink Decaffeinated Coffee Only
Drink Caffeinated Coffee
Male
145
94
365
Female
80
121
430
a. What proportion of students drink decaffeinated coffee only? (2.5 points)
Proportion:
b. What proportion of coffee drinkers (caffeinated and decaffeinated) are female? (2.5 points)
Proportion:
c. What proportion of the females do not drink coffee? (2.5 points)
Proportion:
d. Summarize the data found in this case study. (17.5 points)
Please be sure to include the following:
1) Imagine you are writing a brief synopsis of this case study. In 2-3 paragraphs, discuss the following:
a) Purpose of the study.
b) Participants of the study.
c) Why was the study conducted?
d) Based on the data provided and your biostatistical analysis, quantify and propose solutions to support public and populations-based health challenges
Do not drink coffee
Drink Decaffeinated Coffee Only
Drink Caffeinated Coffee
Male
145
94
365
Female
80
121
430
Explanation / Answer
a) Proportion of students drinking decaffeinated coffee only
=(94+121)/total
=0.174089.
b)Proportion of female coffee drinkers
= (121+430)/total
=0.44615
c) Proportion of females not drinking coffee
= 80/total
=0.064777
d)
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