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Controls are needed in a case-control study because: A. They are matched to the cases for suspected etiologic factors B. They may be followed to determine if they develop the disease in question C. They
asked
Mar 7, 2020
Social Studies
high-school
1
answer
1
vote
108k
views
What is the primary purpose of a mission statement? A. To state the reason for the existence of a business B. To explore the options for a business C. To list the immediate goals of the business D. To
asked
Sep 2, 2019
Business
college
1
answer
0
votes
130k
views
Of the 350 songs d'marco downloaded 24% were free what is the total number of free songs D'Marco downloaded?
asked
Aug 10, 2018
Mathematics
middle-school
2
answers
0
votes
113k
views
Find the real or imaginary solutions of the equation by factoring. 6x^2+13x-5=0
asked
Jun 16, 2018
Mathematics
high-school
1
answer
1
vote
96.8k
views
Name the functional unit of the kidney
asked
Feb 16, 2018
Biology
college
1
answer
4
votes
93.3k
views
Wheat contains about 2.5 kcal per gram, and the average U.S. male consumes 2500 kcal per day. How many hectares of wheat are needed to support one average U.S. male for a year, assuming that 30 percent
asked
Apr 28, 2017
Mathematics
high-school
2
answers
1
vote
111k
views
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