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1. The following results come from two independent random samples taken of two populations. Sample 1 n₁ = 50 ₁ = 13.6 01 = 2.2 Sample 2 n2 = 35 T2 = 11.6 02 = 3.0 a) What is the point estimate of the difference between the two population means? b) Provide a 90% confidence interval for the difference between the two population means. c) Provide a 95% confidence interval for the difference between the two population means.

1. The following results come from two independent random samples taken of two populations. Sample 1 n₁ = 50 ₁ = 13.6 01 = 2.2 Sample 2 n2 = 35 T2 = 11.6 02 = 3.0 a) What is the point estimate of the difference between the two population means? b) Provide a 90% confidence interval for the difference between the two population means. c) Provide a 95% confidence interval for the difference between the two population means.

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.2: Expected Value And Variance Of Continuous Random Variables
Problem 10E
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Please answer questions a,b & c. Thank you!
1. The following results come from two independent random samples taken of two populations. Sample 1 n₁ = 50 ₁ = 13.6 01 = 2.2 Sample 2 n2 = 35 T2 = 11.6 02 = 3.0 a) What is the point estimate of the difference between the two population means? b) Provide a 90% confidence interval for the difference between the two population means. c) Provide a 95% confidence interval for the difference between the two population means.
Transcribed Image Text:1. The following results come from two independent random samples taken of two populations. Sample 1 n₁ = 50 ₁ = 13.6 01 = 2.2 Sample 2 n2 = 35 T2 = 11.6 02 = 3.0 a) What is the point estimate of the difference between the two population means? b) Provide a 90% confidence interval for the difference between the two population means. c) Provide a 95% confidence interval for the difference between the two population means.
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