Exhibit 7 Suppose that X is a continuous random variable with a probability density function (pdf) given by: a(4x-2x) 01) a) 0.375 b) 0.075 c) 0.500 d) 0.050 e) None of the above answers is correct 30. Refer to Exhibit 7. What is the variance of x a) 0.4427 b) 0.4247 c) 0.4472 d) 0.4427 e) None of the above answers is correct

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Exhibit 7
Suppose that X is a continuous random variable with a probability density function (pdf) given by:
a(4x-2x) 0<x<2
0,
28. Refer to Exhibit 7. What is the value of ?
elsewhere
a) 0.375
b) 0.075
c) 0.500
d) 0.050
e) None of the above answers is correct
29. Refer to Exhibit 7. Find P(x>1)
a) 0.375
b) 0.075
c) 0.500
d) 0.050
e) None of the above answers is correct
30. Refer to Exhibit 7. What is the variance of x
a) 0.4427
b) 0.4247
c) 0.4472
d) 0.4427
e) None of the above answers is correct
Transcribed Image Text:Exhibit 7 Suppose that X is a continuous random variable with a probability density function (pdf) given by: a(4x-2x) 0<x<2 0, 28. Refer to Exhibit 7. What is the value of ? elsewhere a) 0.375 b) 0.075 c) 0.500 d) 0.050 e) None of the above answers is correct 29. Refer to Exhibit 7. Find P(x>1) a) 0.375 b) 0.075 c) 0.500 d) 0.050 e) None of the above answers is correct 30. Refer to Exhibit 7. What is the variance of x a) 0.4427 b) 0.4247 c) 0.4472 d) 0.4427 e) None of the above answers is correct
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