avagymnast421
05.03.2020 •
Business
An avionics company uses a new production method to manufacture aircraft altimeters. A simple random sample of 12 new altimeters results in various errors. The standard deviation of the errors is 47.5 ft. Use a 0.05 level of significance to test the claim that the new production method has errors with a standard deviation greater than 32.2 ft. State the initial and final conclusion.
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Ответ:
Difference between frequency polygon and histogram: 1. Frequency polygon is an improvement over histogram because it provides a continuous curve indicating the causes of rise and fall in the data. On the other hand, frequency polygon is an approximate curve, but still it is more usefui as compared to histogram.