mc. is a manufacturer of golf equipment and has developed a new golf ball that is designed to provid Histance on a drive. In a test of driving distance using a mechanical driving device, a sample of Par ge was compared with a sample of golf balls make by Rap. Ltd., a competitor. Sample #1 Par, Inc. ple Size ple Mean Sample #2 Rap, Ltd. 80 balls 278 yards 15 yards 20 yards interval for the difference between the mean driving distances of Par, Ir 120 balls 295 yards ulation Standard Dev. - Create a 95% confidence balls and Rap, Ltd. Balls. Can we conclude, using a = 0.01, that the mean driving distance of Par, Inc. golf balls is greater t of Bem Ind golf balle?
mc. is a manufacturer of golf equipment and has developed a new golf ball that is designed to provid Histance on a drive. In a test of driving distance using a mechanical driving device, a sample of Par ge was compared with a sample of golf balls make by Rap. Ltd., a competitor. Sample #1 Par, Inc. ple Size ple Mean Sample #2 Rap, Ltd. 80 balls 278 yards 15 yards 20 yards interval for the difference between the mean driving distances of Par, Ir 120 balls 295 yards ulation Standard Dev. - Create a 95% confidence balls and Rap, Ltd. Balls. Can we conclude, using a = 0.01, that the mean driving distance of Par, Inc. golf balls is greater t of Bem Ind golf balle?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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Par, Inc. is a manufacturer of golf equipment and has developed a new golf ball that is designed to provide
extra distance on a drive. In a test of driving distance using a mechanical driving device, a sample of Par golf
balls was compared with a sample of golf balls make by Rap. Ltd., a competitor.
Sample #1 Par, Inc.
120 balls
Sample Size
Sample Mean
Sample #2 Rap, Ltd.
80 balls
295 yards
15 yards
278 yards
20 yards
Population Standard Dev.
a. Create a 95% confidence interval for the difference between the mean driving distances of Par, Inc.
balls and Rap, Ltd. Balls.
b.
Can we conclude, using a = 0.01, that the mean driving distance of Par, Inc. golf balls is greater than
the mean driving distance of Rap, Ltd. golf balls?
i
Develop hypothesis
Calculate test statistic and p-value
What's your conclusion?
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