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Q 1/10
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30
Q 2/10
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An insurance company finds that 0.01% of the population suffers from a rare disease. A test for this disease is 99% accurate when a person has the disease (true positive) and 99% accurate when a person does not have the disease (true negative). If a randomly selected person tests positive, what is the approximate probability that they actually have the disease?
30
0.9900
0.5000
0.0100
0.0098
10 questions
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1
30 sec
Q.
An insurance company finds that 0.01% of the population suffers from a rare disease. A test for this disease is 99% accurate when a person has the disease (true positive) and 99% accurate when a person does not have the disease (true negative). If a randomly selected person tests positive, what is the approximate probability that they actually have the disease?
2
30 sec
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3
30 sec
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4
30 sec
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5
30 sec
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6
30 sec
Q.
A fair six-sided die is rolled 3 times. What is the probability that the sum of the outcomes is exactly 5?
