REPORTING AND THESIS WRITING
NULL HYPOTHESIS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A car has a mean gas mileage of 26 mpg. Bedazzled Motor Company claims that its new sedan, the Glitteratti, will average better than 26 miles per gallon. What is the null and alternative hypothesis?
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H0:
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H0:
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H0:
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H0:
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Explanation:
Detailed explanation-1: -The alternate hypothesis is always µ <, >, or ≠.
Detailed explanation-2: -Find the critical value of t in the t table. Determine if the (absolute) t value is greater than the critical value of t. Reject the null hypothesis if the sample’s t value is greater than the critical value of t. Otherwise, don’t reject the null hypothesis.
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