Question: Jeff rolls 4 6-sided dice. The random variable a is the number of sixes that appear face up. Consider the probability distribution for c. P(x)

Jeff rolls 4 6-sided dice. The random variable a is the number of sixes that appear face up. Consider the probability distribution for c. P(x) 0 0.4823 1 0.3858 2 0.1157 3 0.0154 4 0.0008 Sixes on 4 Dice Compute the mean. Round to 1 decimal place, LL What is the probability that Jeff rolls at least 3 sixes? Round to 4 decimal places. P(x 2 3)Four men with an X-linked genetic disorder have one child each. The random variable x is the number of children in the group who inherit the disorder. Consider the probability distribution below. P(x) O 0.0625 1 0.2500 2 0.3750 3 0.2500 4 0.0625 Inherited Disorder Compute the mean and standard deviation of this distribution. Round to one decimal place. o

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