AMS 5 Chapter Notes - Chapter 24: Kilogram, Normal Distribution, Confidence Interval

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AMS 5 Full Course Notes
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Chapter 24, #1, 2, 3, 4, 5, 7, 10. Laser altimeters can measure to within a few inches, without bias, and with no trend or pattern to the measurements. As part of an experiment, 25 readings were made on the elevation of a mountain peak. These averaged out to 81,411 inches, and their sd was 30 inches. Fill in the blanks in part (a), then say whether each of (b f) is true or false. The elevation of the mountain peak is estimated as ___; this estimate is likely to be off by ___ or so. (b) 81,411 +/- 12 in is a 95%-confidence interval for the elevation of the mountain peak. (c) 81,411 +/- 12 in is a 95%-confidence interval for the average of the mountain peak. (d) There is a 95% chance that the next reading will be in the range 81,411 +/- About 95% of the readings were in the range 81,411 +/- 12 in.

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