1. For the random variable X defined by the probability function below, answer the following questions. |7 x 2 f(x) 0.25 0.15 0.10 0.15 0.10 0.25 3 4 5 6 a. Find the probability that X is even or at...

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1. For the random variable X defined by the probability function below, answer the<br>following questions.<br>|7<br>x 2<br>f(x) 0.25 0.15 0.10 0.15 0.10 0.25<br>3 4 5<br>6<br>a. Find the probability that X is even or at least 7.<br>b. Find and sketch the cdf.<br>c. Find the expected value and variance of X.<br>d. Find the expected value and variance of Y=2X+3.<br>

Extracted text: 1. For the random variable X defined by the probability function below, answer the following questions. |7 x 2 f(x) 0.25 0.15 0.10 0.15 0.10 0.25 3 4 5 6 a. Find the probability that X is even or at least 7. b. Find and sketch the cdf. c. Find the expected value and variance of X. d. Find the expected value and variance of Y=2X+3.

Jun 11, 2022

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1. For the random variable X defined by the probability function below, answer the following questions. |7 x 2 f(x) 0.25 0.15 0.10 0.15 0.10 0.25 3 4 5 6 a. Find the probability that X is even or at...

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