You are told that the distribution of television weights is normal, with a mean, u of 12.6 kilograms and a standard) deviation, o of 2.9 kilograms. If a random sample, n of 8 televisions is selected, what is the Z score for a sample mean weight, & of 13 kilograms? Give your answer correctly rounded to two 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 14PPS
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You are told that the distribution of television weights is normal, with a mean, u of 12.6 kilograms and a standard) deviation, o of 2.9 kilograms. If a random sample, n of 8 televisions is selected, what is the Z score for a sample mean weight, & of 13 kilograms? Give your answer correctly rounded to two decimal places.
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