A random sample of 12 size AA batteries for toys yield a mean of 2.99 hours with standard deviation, 0.75 hours. (a) Find the critical value, t", for a 99% CI (give to at least 3 decimal places) t* = (b) Find the margin of error for a 99% CI (give to at least 2 decimal places).
A random sample of 12 size AA batteries for toys yield a mean of 2.99 hours with standard deviation, 0.75 hours. (a) Find the critical value, t", for a 99% CI (give to at least 3 decimal places) t* = (b) Find the margin of error for a 99% CI (give to at least 2 decimal places).
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 4CYU
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