A simple random sample of 100 observations was taken from a large population (N > 10,000). The sample mean and population standard deviation were determined to be 80 and 12, respectively. The standard error or the mean, σx-bar, is a. 1.20 b. 0.12 c. 3.15 d. 2.10

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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A simple random sample of 100 observations was taken from a large population (N > 10,000). The sample mean and population standard deviation were determined to be 80 and 12, respectively. The standard error or the mean, σx-bar, is

a. 1.20

b. 0.12

c. 3.15

d. 2.10

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