Question:

Let π‘Œ ∼ π‘π‘œπ‘Ÿπ‘šπ‘Žπ‘™(3, 1), π‘Š ∼ π‘π‘œπ‘Ÿπ‘šπ‘Žπ‘™(1, 2) and 𝑋 ∼ π΅π‘’π‘Ÿπ‘›π‘œπ‘’π‘™π‘™π‘– (𝑝 = 0.9) where 𝑋 = 1 is success and 𝑋 = 0 is failure. Let 𝑆 = π‘‹π‘Œ + (1 βˆ’ 𝑋)π‘Š. Then 𝐸(𝑆) = _________ (round off to 1 decimal place)

Updated On: Oct 1, 2024
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Correct Answer: 2.7

Solution and Explanation

The correct answer is: 2.7 or 2.9 (approx.)
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