©BFW Publishers Two independent samples from normal distributions are being compared. The sample data are summarized in the table. Population Population Sample Sample Sample standard deviation Standard error chmate aunion) 9-25 ;- 126 512539 5864 = 0.645 2 (unknown) 9-13 3,- 10.5 1-2.380 55-0827 The estimated standard error of the difference of the two sample means is SE = 0.500. Compute the value of the two-sample t-statistic used to test the mill bypothesis :- (Give your answer precise to three decimal places.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 7PPS
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©BFW Publishers
Two independent samples from normal distributions are being compared. The sample data are summarized in the table.
Population
Population
Sample
Sample
Sample standard
deviation
Standard error
chmate
aunion)
9-25
;- 126
512539
5864 = 0.645
2
(unknown)
9-13
3,- 10.5
1-2.380
55-0827
The estimated standard error of the difference of the two sample means is SE = 0.500.
Compute the value of the two-sample t-statistic used to test the mill bypothesis :-
(Give your answer precise to three decimal places.)
Transcribed Image Text:©BFW Publishers Two independent samples from normal distributions are being compared. The sample data are summarized in the table. Population Population Sample Sample Sample standard deviation Standard error chmate aunion) 9-25 ;- 126 512539 5864 = 0.645 2 (unknown) 9-13 3,- 10.5 1-2.380 55-0827 The estimated standard error of the difference of the two sample means is SE = 0.500. Compute the value of the two-sample t-statistic used to test the mill bypothesis :- (Give your answer precise to three decimal places.)
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