1. If A and B are 2 events defined on the sample space Q and A is a subset of B, then which of the following statements is false? OA. P(A U B) = P(B) OB. P(A) ≤ P(B) OC. P(A) ≤ P(B) OD. None of the above 2. If X is a random variable with mean μ, which of the following statements * is false? O A. Var(X) = E[(x-µ)2] OB. Var(X) = E[(x-µ)2] OC. Var(X) = (Std. dev. of X)2 OD. None of the above

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.CR: Chapter 12 Review
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1. If A and B are 2 events defined on the sample space Q and A is a subset
of B, then which of the following statements is false?
OA. P(AUB) = P(B)
O B. P(A) ≤ P(B)
O C. P(A) ≤ P(B)
D. None of the above
2. If X is a random variable with mean µ, which of the following statements *
is false?
O A. Var(X) = E[(x-μ)2]
OB. Var(X) = E[(x-µ)2]
OC. Var(X) = (Std. dev. of X)2
OD. None of the above
Transcribed Image Text:1. If A and B are 2 events defined on the sample space Q and A is a subset of B, then which of the following statements is false? OA. P(AUB) = P(B) O B. P(A) ≤ P(B) O C. P(A) ≤ P(B) D. None of the above 2. If X is a random variable with mean µ, which of the following statements * is false? O A. Var(X) = E[(x-μ)2] OB. Var(X) = E[(x-µ)2] OC. Var(X) = (Std. dev. of X)2 OD. None of the above
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