Independent random samples were selected from two quantitative populations, with sample sizes, means, and standard deviations given below. n₁ = n₂ = 70, X₁ = 125.3, X₂ = 123.8, s₁ = 5.9, s₂ = 6.1 Construct a 95% confidence interval for the difference in the population means (₁-₂). (Round your answers to two decimal places.) to Find a point estimate for the difference in the population means. Calculate the margin of error. (Round your answer to two decimal places.)
Independent random samples were selected from two quantitative populations, with sample sizes, means, and standard deviations given below. n₁ = n₂ = 70, X₁ = 125.3, X₂ = 123.8, s₁ = 5.9, s₂ = 6.1 Construct a 95% confidence interval for the difference in the population means (₁-₂). (Round your answers to two decimal places.) to Find a point estimate for the difference in the population means. Calculate the margin of error. (Round your answer to two decimal places.)
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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