QUESTION 3 The length of a jail sentence issued by a judge for similar crimes, is a continuous random variable, X, Ix2,0

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QUESTION 3
The length of a jail sentence issued by a judge for similar crimes, is a continuous random variable, X,
with density function f(X) = Ex2,0 <X< 3 years. What is the probability that a sentence issued by this judge will be at least 1 year?
9.
А. 28
В. 1
C. 27
D. 27
E. 26
27
3
28
26
27
QUESTION 4
The length of a jail sentence issued by a judge for similar crimes, is a continuous random variable, X,
Ex2, 0<X< 3 years. What is the expected length of this judge's sentence?
9.
%3D
with density function f(X) =
Ов. 1
C.1 year
OD. 9
OE. 3
А. 81
years
years
years
years
6
2
36
Transcribed Image Text:QUESTION 3 The length of a jail sentence issued by a judge for similar crimes, is a continuous random variable, X, with density function f(X) = Ex2,0 <X< 3 years. What is the probability that a sentence issued by this judge will be at least 1 year? 9. А. 28 В. 1 C. 27 D. 27 E. 26 27 3 28 26 27 QUESTION 4 The length of a jail sentence issued by a judge for similar crimes, is a continuous random variable, X, Ex2, 0<X< 3 years. What is the expected length of this judge's sentence? 9. %3D with density function f(X) = Ов. 1 C.1 year OD. 9 OE. 3 А. 81 years years years years 6 2 36
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