An unfair coin is a coin that does not land heads-up and tails-up with equal probability. Let the variable X represent t

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An Unfair Coin Is A Coin That Does Not Land Heads Up And Tails Up With Equal Probability Let The Variable X Represent T 1 (54.76 KiB) Viewed 40 times

An unfair coin is a coin that does not land heads-up and tails-up with equal probability. Let the variable X represent the number of heads-up in four tosses of an unfair coin. The probability distribution is summarized in the table below. What is the expected number of heads-up in four tosses of such an unfair coin? Express the answer as a decimal value rounded to the nearest thousandth (three digits to the right of the decimal point). Probability Distribution Table Number of Heads- Up (x) 0 1 2 3 4 Probability P(x) 0.0291 0.1654 0.3526 0.3341 0.1187