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The amounts of nicotine in a certain brand of cigarette are normally distributed with a mean of 0.887 g and a standard deviation of 0.317 g. The company that produces these cigarettes claims that it has now reduced the amount of nicotine. In what range would you expect to find the middle 95% of amounts of nicotine in these cigarettes (assuming the mean has not changed)? Between 0.150 X and 1.408 If you were to draw samples of size 54 from this population, in what range would you expect to find the middle 95% of most average amounts of nicotine in the cigarettes in the sample? Between and Enter your answers rounded to 3 decimal places.

The amounts of nicotine in a certain brand of cigarette are normally distributed with a mean of 0.887 g and a standard deviation of 0.317 g. The company that produces these cigarettes claims that it has now reduced the amount of nicotine. In what range would you expect to find the middle 95% of amounts of nicotine in these cigarettes (assuming the mean has not changed)? Between 0.150 X and 1.408 If you were to draw samples of size 54 from this population, in what range would you expect to find the middle 95% of most average amounts of nicotine in the cigarettes in the sample? Between and Enter your answers rounded to 3 decimal places.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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The amounts of nicotine in a certain brand of cigarette are normally distributed with a mean of 0.887 g and a standard deviation of 0.317 g. The company that produces these cigarettes claims that it has now reduced the amount of nicotine. In what range would you expect to find the middle 95% of amounts of nicotine in these cigarettes (assuming the mean has not changed)? Between 0.150 X and 1.408 If you were to draw samples of size 54 from this population, in what range would you expect to find the middle 95% of most average amounts of nicotine in the cigarettes in the sample? Between and Enter your answers rounded to 3 decimal places.
Transcribed Image Text:The amounts of nicotine in a certain brand of cigarette are normally distributed with a mean of 0.887 g and a standard deviation of 0.317 g. The company that produces these cigarettes claims that it has now reduced the amount of nicotine. In what range would you expect to find the middle 95% of amounts of nicotine in these cigarettes (assuming the mean has not changed)? Between 0.150 X and 1.408 If you were to draw samples of size 54 from this population, in what range would you expect to find the middle 95% of most average amounts of nicotine in the cigarettes in the sample? Between and Enter your answers rounded to 3 decimal places.
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