A gaming company claimed that their role-playing games take over 65 hours to complete. A sample of 300 gamers played their role-playing games and were able to complete them with a mean time of 63, hours with a standard deviation of 10 hours. Using a 1% level of significance, test the gaming company's hypothesis. a. Reject the null hypothesis. There is enough evidence to oppose the gaming company's claim. b. Fail to reject the null hypothesis. There is enough evidence to oppose the gaming company's claim. c. Reject the null hypothesis. There is not enough evidence to oppose the gaming company's claim. d. Fail to reject the null hypothesis. There is not enough evidence to oppose the gaming company's claim.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A gaming company claimed that their role-playing games take over 65 hours to complete. A sample of 300 gamers played their role-playing games and were able to complete them with a mean time of 63, hours with a standard deviation of 10 hours. Using a 1% level of significance, test the gaming company's hypothesis.
a.
Reject the null hypothesis. There is enough evidence to oppose the gaming company's claim.
b.
Fail to reject the null hypothesis. There is enough evidence to oppose the gaming company's claim.
c.
Reject the null hypothesis. There is not enough evidence to oppose the gaming company's claim.
d.
Fail to reject the null hypothesis. There is not enough evidence to oppose the gaming company's claim.
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