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The probability distribution of X is:

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The probability distribution of X is:

X 0 1 2 3
P(X) 0.2 K K 2K

Write the value of K.

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1 Answer

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by (12.4k points)

We have,

SP(x) = 1 ⇒ 0.2 + 4K = 1

⇒ 4K = 0.8 ⇒ K = 0.2

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