[4,15; 4,55]
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 37E
Question
A carpet merchant has a stock of 200 rugs. To
estimate the average size of his rugs, the manager takes a sample of 49 rugs without replacement and calculates
an average size of 4.35 m2. Assuming that the standard
deviation is 0.70 m2, construct a confidence interval at the 98% level to estimate the average size of the rugs.
![[4,15; 4,55]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F955f81d4-a9a0-4b13-b989-873fff8c4166%2Fc3277257-9869-426a-a801-9785b18a411b%2F2ntyj0q_processed.png&w=3840&q=75)
Transcribed Image Text:[4,15; 4,55]
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