2. According to the National Association of Home B home in the Northeast is $ 117.91 per square foot. indicated that the mean cost was $122.57 and the concluded that the mean cost differs from $117.91, us i. Ho: Ha: ii. Doa -test at o a iii. Decision Rule: Reject Ho if iv. Computations
2. According to the National Association of Home B home in the Northeast is $ 117.91 per square foot. indicated that the mean cost was $122.57 and the concluded that the mean cost differs from $117.91, us i. Ho: Ha: ii. Doa -test at o a iii. Decision Rule: Reject Ho if iv. Computations
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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![2. According to the National Association of Home Builders, the average cost of building a
home in the Northeast is $ 117.91 per square foot. A random sample of 36 new homes
indicated that the mean cost was $122.57 and the standard deviation was $20. Can it be
concluded that the mean cost differs from $117.91, using 0.10 level of significance?
i. Ho:
Ha:
ii. Do a -test at a
iii. Decision Rule: Reject Ho if
iv. Computations](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe208de4c-eb40-4e9e-b4b0-bbd98bab4bba%2Fb3a9d8c9-519a-447b-a2d6-d40a6d31afe8%2Ficu5vr_processed.jpeg&w=3840&q=75)
Transcribed Image Text:2. According to the National Association of Home Builders, the average cost of building a
home in the Northeast is $ 117.91 per square foot. A random sample of 36 new homes
indicated that the mean cost was $122.57 and the standard deviation was $20. Can it be
concluded that the mean cost differs from $117.91, using 0.10 level of significance?
i. Ho:
Ha:
ii. Do a -test at a
iii. Decision Rule: Reject Ho if
iv. Computations
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