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The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 = 50 n2 = 30 = 13.3 T2 = = 11.7 01 = 2.3 02 = 3.4 a. What is the point estimate of the difference between the two population means? (to 1 decimal) 1.6 b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals).

The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 = 50 n2 = 30 = 13.3 T2 = = 11.7 01 = 2.3 02 = 3.4 a. What is the point estimate of the difference between the two population means? (to 1 decimal) 1.6 b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals).

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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 13PPS
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Hint(s) | Check My Work The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 50 n2 = 30 %3D 13.3 = 11.7 01 2.3 02 3.4 %3D a. What is the point estimate of the difference between the two population means? (to 1 decimal) 1.6 b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals).
Transcribed Image Text:Hint(s) | Check My Work The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 50 n2 = 30 %3D 13.3 = 11.7 01 2.3 02 3.4 %3D a. What is the point estimate of the difference between the two population means? (to 1 decimal) 1.6 b. Provide a 90% confidence interval for the difference between the two population means (to 2 decimals). c. Provide a 95% confidence interval for the difference between the two population means (to 2 decimals).
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