Question: 4. A random variable X has an unknown mean and unknown standard deviation . Now let = + 10. The coefficient of variation of Y

4. A random variable X has an unknown mean and unknown standard deviation . Now let = + 10. The coefficient of variation of Y will be

a) the same as the coefficient of variation of X.

b) smaller than the coefficient of variation of X.

c) larger the coefficient of variation of X

d) smaller or larger than the coefficient of variation of X, depending on random variation.

e) It cannot be determined based on the information given.

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