State Gasoline Taxes A random sample of state gasoline taxes (in cents) is shown here for 12 states. Round sample statisti and final answers to at least two decimal places. 33.3 62.8 58.9 44.9 44.8 61.8 49.8 51.2 47.7 46.2 46.3 58.1 Send data to Excel Part: 0/2 Part 1 of 2 Use the data to estimate the true population mean gasoline tax with 99% confidence. Assume the variable is normally distributed. Part: 1/2 Part 2 of 2 Does the interval contain the national average of 44.7 cents? (Choose one) , the national average of 44.7 cents (Choose one) vin the interval.
State Gasoline Taxes A random sample of state gasoline taxes (in cents) is shown here for 12 states. Round sample statisti and final answers to at least two decimal places. 33.3 62.8 58.9 44.9 44.8 61.8 49.8 51.2 47.7 46.2 46.3 58.1 Send data to Excel Part: 0/2 Part 1 of 2 Use the data to estimate the true population mean gasoline tax with 99% confidence. Assume the variable is normally distributed. Part: 1/2 Part 2 of 2 Does the interval contain the national average of 44.7 cents? (Choose one) , the national average of 44.7 cents (Choose one) vin the interval.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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