The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 n1 = 50 n2 = 30 T1 = 13.5 T2 = 11.4 01 = 2.1 02 = 3 a. What is the point estimate of the difference between the two population means? (to 1 decimal) 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 n1 = 50 n2 = 30 T1 = 13.5 T2 = 11.4 01 = 2.1 02 = 3 a. What is the point estimate of the difference between the two population means? (to 1 decimal) 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
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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The following results come from two independent random samples taken of two populations.
Sample 1
Sample 2
ny = 50
Tg =30
1 = 13.5
#2 = 11.4
a. What is the point estimate of the difference between the two population means? (to 1 decimal)
o1 = 2.1
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).
Check I
=Icon Key
MacBook Air](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff46afaea-022e-436f-af2f-f1cfe943448e%2Fc2c3677c-2151-40ce-aebf-7835b609afd5%2F5xvhib_processed.jpeg&w=3840&q=75)
Transcribed Image Text:wn)
The following results come from two independent random samples taken of two populations.
Sample 1
Sample 2
ny = 50
Tg =30
1 = 13.5
#2 = 11.4
a. What is the point estimate of the difference between the two population means? (to 1 decimal)
o1 = 2.1
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).
Check I
=Icon Key
MacBook Air
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