5. If A and B are independent events, which of the following statements is always true? OA. P(A/B) = P(A) B. P(AUB) = P(A) + P(B) OC. P(A) = P(B) O All of the above 6. If Z is a standard Normal random variable, then the P(Z < 0) is * Ο Α. 0 OB. 0.5 C. 1 D. A z-table is needed.

MATLAB: An Introduction with Applications
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5. If A and B are independent events, which of the following statements is
always true?
OA. P(A/B) = P(A)
B. P(AUB) = P(A) + P(B)
O
C. P(A) = P(B)
O All of the above
6. If Z is a standard Normal random variable, then the P(Z < 0) is *
OA. O
OB. 0.5
O ) C. 1
OD. A z-table is needed.
Transcribed Image Text:5. If A and B are independent events, which of the following statements is always true? OA. P(A/B) = P(A) B. P(AUB) = P(A) + P(B) O C. P(A) = P(B) O All of the above 6. If Z is a standard Normal random variable, then the P(Z < 0) is * OA. O OB. 0.5 O ) C. 1 OD. A z-table is needed.
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