The measurements of the drying time, in hours, of a certain brand of latex paint follow a normal distribution with a standard deviation of o= 0.95. A random sample of 25 measurements has an average drying time of 3.77, hours. find a 95% confidence interval for the mean drying time. Please follow the following steps when you write the answers to get full points. (1) What is the Cl formula? (2) Why did you choose that formula? (3) Calculate and Interpret the Cl.

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