The cumulative distribution function F(x) of a random variable X is given in thefollowing table:123F(x)0.5b1aLet a and b are positive constants. If P(1 < X < 4) = 0,9, and P(X > 3) =0.3. Then a and b equal to:a=0.1, b=0.3None of thesea=0.1, b=0.7a=0.5, b=0.8

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The cumulative distribution function F(x) of a random variable X is given in the following table: 1 2 3 F(x) a 0.5 b 1 Let a and b are positive constants. If P(1 < X < 4) = 0,9, and P(X > 3) = 0.3. Then a and b equal to: a=0.1, b=0.3 O None of these a=0.1, b=0.7 a=0.5, b=0.8

The cumulative distribution function F(x) of a random variable X is given in the following table: 1 2 3 F(x) a 0.5 b 1 Let a and b are positive constants. If P(1 < X < 4) = 0,9, and P(X > 3) = 0.3. Then a and b equal to: a=0.1, b=0.3 O None of these a=0.1, b=0.7 a=0.5, b=0.8

A First Course in Probability (10th Edition)

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Author:Sheldon Ross

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Chapter1: Combinatorial Analysis

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Question

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The cumulative distribution function F(x) of a random variable X is given in the
following table:
1
2
3
F(x)
0.5
b
1
a
Let a and b are positive constants. If P(1 < X < 4) = 0,9, and P(X > 3) =
0.3. Then a and b equal to:
a=0.1, b=0.3
None of these
a=0.1, b=0.7
a=0.5, b=0.8

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