Essay
Laptop Battery Charge Time Narrative
A computer laboratory manager must choose between three brands of battery packs for use in a laboratory of laptop computers. A major concern is the time, in hours, the battery packs will function before needing to be recharged. The manager obtains a random sample of eight observations for each of the three brands and records the following information:
= 1150.72, and
= 165.6
-Refer to Laptop Battery Charge Time Narrative. Find and interpret the approximate p-value.
Correct Answer:

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p-value = P(F
3.529). For degrees of fre...View Answer
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