Question: 9. (a) Suppose the random variable X has a mean of 24 and a variance of 49. Let Z= (X-24). Compute z and .

9. (a) Suppose the random variable X has a mean of 24 and a variance of 49. Let Z= (X-24). Compute z and . (b) In August, the daily high temperature in a city has a mean of 75F and a standard deviation of 6F. The formula to convert degrees Fahrenheit (F) to degrees Celsius (C) is C (F-32) Compute the mean and the standard deviation of the city's daily high temperature in degrees Celsius (C)

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