A computer company randomly selects 100 computers from the production line to launch a new model, and finds that they have a standard deviation of 120 hours and an average runtime of 1800 hours. Find the 95% confidence interval for the average lifetime of the company's computers. O a) 1676.48-1923.52 O B) 1736.48-1923.52 OC) 2776.48-2823.52 O D) 1776.48-1823.52 O TO) 3776.48-3923.52
A computer company randomly selects 100 computers from the production line to launch a new model, and finds that they have a standard deviation of 120 hours and an average runtime of 1800 hours. Find the 95% confidence interval for the average lifetime of the company's computers. O a) 1676.48-1923.52 O B) 1736.48-1923.52 OC) 2776.48-2823.52 O D) 1776.48-1823.52 O TO) 3776.48-3923.52
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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