Provide an appropriate response. 19) A statistical software package was used to generate the following printout for estimating the cost of pickup truck in the USA. X sale_price %3D SAMPLE MEAN OF X =46,600 SAMPLE STANDARD DEV =13,747 SAMPLE SIZE OF X = 15 %3D CONFIDENCE = 95 UPPER LIMIT = 54,213.60 SAMPLE MEAN OF X = 46,600 %3D %3D LOWER LIMIT = 38,986.40 %3D What assumptions are necessary for any inferences derived from this printout to be valid? A simple random sample of size n < 30 has been obtained. From the boxplot, judge whether a t-interval should be constructed. Explain your answer. 20)
Provide an appropriate response. 19) A statistical software package was used to generate the following printout for estimating the cost of pickup truck in the USA. X sale_price %3D SAMPLE MEAN OF X =46,600 SAMPLE STANDARD DEV =13,747 SAMPLE SIZE OF X = 15 %3D CONFIDENCE = 95 UPPER LIMIT = 54,213.60 SAMPLE MEAN OF X = 46,600 %3D %3D LOWER LIMIT = 38,986.40 %3D What assumptions are necessary for any inferences derived from this printout to be valid? A simple random sample of size n < 30 has been obtained. From the boxplot, judge whether a t-interval should be constructed. Explain your answer. 20)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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