[Solution] Callaway Golf Company’s new forged titanium ERC driver has been described as "illegal" because it promises driving distances that exceed the
Question: Callaway Golf Company’s new forged titanium ERC driver has been described as "illegal" because it promises driving distances that exceed the USGA’s standard- Golf Digest compared actual driving distances with the ERC driver and a USGA—approved driver with a population mean driving distance of 280 yards- Based on nine test drives, the mean driving distance by the ERC driver was 286.9 yards (Golf Digest, May 12, 2000). Answer the following questions assuming a sample standard deviation driving distance of 10 yards.
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Formulate the null and alternative hypotheses that can be used to determine whether the new
ERC driver has a population mean driving distance greater than 280 yards- - On average, how many yards farther did the golf ball travel with the ERC driver?
- At a = .05, what is your conclusion?
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