Question: Let be a lognormal random variable (see Example 7e for its definition) and let be a constant. Answer true or false to the following, and

Let be a lognormal random variable (see Example 7e for its definition) and let be a constant. Answer true or false to the following, and then give an explanation for your answer.

a. cY is lognormal;

b. c + Y is lognormal.

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a YES IT IS TRUE THAT CY IS IGNORMAL BECAUSE Note that cYceXelogceXeXlogc Since Xlogc is a n... View full answer

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