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Author Question: One of the first large population studies to examine the relationship between blood cholesterol ... (Read 71 times)

notis

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One of the first large population studies to examine the relationship between blood cholesterol levels and risk of CHD was the Seven Countries Study. This study is an example of ____.
 a. observing
 b. counting cases
 c. relating cases to the population at rise
  d. making comparisons

Question 2

_____ bias is the presence of another variable that accounts for an observation.
 a. Confounding
  b. Measurement
  c. Selection
 d. Control



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at

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Answer to Question 1

d

Answer to Question 2

a




notis

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Reply 2 on: Aug 21, 2018
Wow, this really help


daiying98

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Reply 3 on: Yesterday
Gracias!

 

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