Question: 2.46. Consider the experiment described in Problem 2.26. If the mean burning times of the two flares differ by as much as 2 minutes, find

2.46. Consider the experiment described in Problem 2.26.

If the mean burning times of the two flares differ by as much as 2 minutes, find the power of the test. What sample size would be required to detect an actual difference in mean burning time of 1 minute with a power of at least 0.90?

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