QUESTION 14 Suppose the random variables X and Y have a joint pdf as follows: f(x,y) = (3/8)(x + y²), for 0≤x≤2 and 0≤ y ≤ 1. Find P(x ≤ 1, y ≤ 1). O a. 5/16 O b. 5/6 O c. 3/8 O d. None of these

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QUESTION 14
Suppose the random variables X and Y have a joint pdf as follows: f(x,y) = (3/8)(x + y2), for
0≤x≤2 and 0 ≤ y ≤ 1. Find P(x ≤ 1, y ≤ 1).
O a. 5/16
O b. 5/6
O c. 3/8
O d. None of these
QUESTION 15
In scientific research, a statistical test resulted in a p-value of 0.026. If the possible significance levels are a = 0.01 and a = 0.05, what is your decision?
O Fail to reject for both levels of a.
O Reject Ho for a=0.05, but fail to reject Ho for a = 0.01
O Reject Ho for a=0.01, but fail to reject Ho for a = 0.05
O Reject Ho for both levels of
a.
Transcribed Image Text:QUESTION 14 Suppose the random variables X and Y have a joint pdf as follows: f(x,y) = (3/8)(x + y2), for 0≤x≤2 and 0 ≤ y ≤ 1. Find P(x ≤ 1, y ≤ 1). O a. 5/16 O b. 5/6 O c. 3/8 O d. None of these QUESTION 15 In scientific research, a statistical test resulted in a p-value of 0.026. If the possible significance levels are a = 0.01 and a = 0.05, what is your decision? O Fail to reject for both levels of a. O Reject Ho for a=0.05, but fail to reject Ho for a = 0.01 O Reject Ho for a=0.01, but fail to reject Ho for a = 0.05 O Reject Ho for both levels of a.
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