Multiple Choice
You are conducting a study to assess a new fecal occult blood test for colorectal cancer. There are 277 people ages 50-74 in your study. A total of 206 people test negative. Seven people have the disease and test positive. 257 people don't have colorectal cancer and 193 of them test negative. What is the efficiency of the screen?
A) 72.2%
B) 79.9%
C) 75.1%
D) Unable to determine
Correct Answer:
Verified
Correct Answer:
Verified
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