# Question

Watching paint dry: Use the data in Exercise 5 for the following.
a. Compute a point estimate for the mean drying time for paint with a concentration of 5.1.
b. Construct a 95% confidence interval for the mean drying time for paint whose concentration is 5.1.
c. Predict the mean drying time for a particular can of paint with a concentration of 5.1.
d. Construct a 95% prediction interval for the drying time of a particular can of paint whose concentration is 5.1.

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