QCEVault

Discrete random variables — Question 175

Original QCE Vault practice · 5 marks

Q175 · Practice questionTechnology-activeComplex unfamiliar5 marks

QUESTION 175 (5 marks)

A binomial random variable XX has mean 4.84.8 and variance 2.882.88. Determine the parameters nn and pp, and hence calculate P(X≥6)P(X\ge6).
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