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What is the standard deviation of x

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Reference no: EM132268257

Please use this table to answer the following questions.

X

2

3

4

5

6

P(X)

.1

.2

.3

.2

.2

(1) What is the mean of X?

(2) c?

(3) Please find the probability that x is 4 or greater.

(4) Suppose that Y= 2X+3. For each value of X, please determine the value of Y. What is the probability distribution of Y.

(5) What is the mean of Y?

(6) What is the standard deviation of Y?

Reference no: EM132268257

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