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Peccavi Construction is currently involved in four independent projects Peccavi

Peccavi Construction is currently involved in four independent projects. Peccavi estimates that each project is 40% likely to be late.

a. Using a tree diagram, produce the full probability distribution for the random variable “number of late projects.” Show distribution results in the x, P(x) table format.

b. Show your results in graphical form.

c. Compute the expected value and the standard deviation of the random variable.

a. Using a tree diagram, produce the full probability distribution for the random variable “number of late projects.” Show distribution results in the x, P(x) table format.

b. Show your results in graphical form.

c. Compute the expected value and the standard deviation of the random variable.

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