The manager of a paint supply store wants to determine whether the

Question 9.15
The manager of a paint supply store wants to determine
whether the mean amount of paint contained in I-gallon
cans purchased from a nationally known manufacturer is
actually 1gallon. You know from the manufacturer’s specifications
that the standard deviation of the amount of paint is
0.02 gallon. YIilU select a random sample of 50 cans, and the
mean amount of paint per I-gallon can is 0.995 gallon.
a. Is there evidence that the mean amount is different from
1.0 gallon (use IX 0.0 1)7
b. Compute the p-value and interpret its meaning.
c. Construct a 99% confidence interval estimate of the population
mean amount of paint.
d. Compare the results of (a) and (c). What conclusions do
you reach?

Place this order or similar order and get an amazing discount. USE Discount code “GET20” for 20% discount