A random sample of 36 mid-sized cars tested for fuel consumption gave a mean of 26.4 miles per gallon. Suppose the population standard deviation for all cars have a standard deviation of 2.3 miles per gallon. Find a 99% confidence interval for the true population mean miles per gallon. Round your answers to one decimal place. lower limit: upper limit:
A random sample of 36 mid-sized cars tested for fuel consumption gave a mean of 26.4 miles per gallon. Suppose the population standard deviation for all cars have a standard deviation of 2.3 miles per gallon. Find a 99% confidence interval for the true population mean miles per gallon. Round your answers to one decimal place. lower limit: upper limit:
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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