QUESTION 2 The value of k so that makes the following function x)- kCc for x = 0, 1,2,3, & 4 serve as a probability distribution of the discrete random variable X is: (note: denotes combination) O a. 1/126 O b. 1/125 OC 126 O d. 125

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D. Ar ST DUZ
O. At leNIst 0.0167
O d. At most 0,02
QUESTION 2
for x = 0, 1, 2, 3, & 4 serve as a
The value of k so that makes the following function x) = kC C
probability distribution of the discrete random variable X is:
(note: n denotes
combination)
O a. 1/126
O b. 1/125
Oc 126
Od. 125
QUESTION 3
A certain type of engines lasts, on average, 4.0 years with a standard deviation of 0.5 year. Assuming that the engine lifetimes are normally distribu
the probability that a given machine will last less than 3.6 years is
O a. 0.7881
O b. 0.3446
ick Save and Submit to save and submit. Click Save All Answers to save all answers.
Transcribed Image Text:D. Ar ST DUZ O. At leNIst 0.0167 O d. At most 0,02 QUESTION 2 for x = 0, 1, 2, 3, & 4 serve as a The value of k so that makes the following function x) = kC C probability distribution of the discrete random variable X is: (note: n denotes combination) O a. 1/126 O b. 1/125 Oc 126 Od. 125 QUESTION 3 A certain type of engines lasts, on average, 4.0 years with a standard deviation of 0.5 year. Assuming that the engine lifetimes are normally distribu the probability that a given machine will last less than 3.6 years is O a. 0.7881 O b. 0.3446 ick Save and Submit to save and submit. Click Save All Answers to save all answers.
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