The p.m.f. of a d.r.v. X is P(X = x) = {(5x)25,for x=0,1,2,3,4,5),(0,otherwise) If a = P(X ≤ 2) and b = P(X ≥ 3), then - Mathematics and Statistics

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MCQ

The p.m.f. of a d.r.v. X is P(X = x) = `{{:(((5),(x))/2^5",", "for"  x = 0","  1","  2","  3","  4","  5),(0",", "otherwise"):}` If a = P(X ≤ 2) and b = P(X ≥ 3), then

Options

  • a < b

  • a > b

  • a = b

  • a + b = 2

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Solution

a = b

Concept: Probability Distribution of Discrete Random Variables
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Chapter 2.7: Probability Distributions - MCQ

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