Independent random samples from normal populations produced the results shown in the table to the right. Assume that the population variances are equal. Complete parts a through d below. a. Calculate the pooled estimate of e² (Round to four decimal places as needed.) Sample 1 14 2.9 19 26 29 Sample 2 42 2.7 3.7 3.8

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 18HP
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Independent random samples from normal populations produced the results shown in the table to the right. Assume that the
population variances are equal. Complete parts a through d below.
a. Calculate the pooled estimate of o
(Round to four decimal places as needed.)
Sample 1
1.4
2.9
1.9
2.6
2.9
Sample 2
4.2
2.7
3.7
3.8
*NAR
Transcribed Image Text:Independent random samples from normal populations produced the results shown in the table to the right. Assume that the population variances are equal. Complete parts a through d below. a. Calculate the pooled estimate of o (Round to four decimal places as needed.) Sample 1 1.4 2.9 1.9 2.6 2.9 Sample 2 4.2 2.7 3.7 3.8 *NAR
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