# Question

Below is a table showing the probability distribution for the random variable “number of stocks doubling in value” described in Exercise 5.

Number of Stocks Doubling Probability

X P(x)

0................ .0640

1................. 2880

2................. 4320

3................. 160

a. Graph the distribution.

b. Compute the mean (expected value), the variance and the standard deviation for the random variable.

Number of Stocks Doubling Probability

X P(x)

0................ .0640

1................. 2880

2................. 4320

3................. 160

a. Graph the distribution.

b. Compute the mean (expected value), the variance and the standard deviation for the random variable.

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