bio stats practice exam 1

bio stats practice exam 1 - Homework 2 Quiz Section (10...

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1 Homework 2 Quiz Section (10 Points) 1. When is Pr(B)=Pr(B|A) for two events A and B? ____________________________________ __________________________________________________________________________ 2. Explain in words what the positive predicative value is: _____________________________ __________________________________________________________________________ __________________________________________________________________________ 3. Describe what the positive predictive value is in terms of conditional probabilities for events A={test+} and B={disease}: ____________________________________________________ __________________________________________________________________________ 4. Is a variable that represents the weight of a person a continuous or a discrete random variable?__________________________________________________________________ 5. There are different ways to calculate the exact Binomial distribution of a random variable: 1) Use a computer tool, 2) Use the formula. What is a third way to calculate it? __________________________________________________________________________ 6.
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bio stats practice exam 1 - Homework 2 Quiz Section (10...

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