7. The nicotine content in a certain brand of cigarettes has a normal distribution with a mean content of 1.4mg and a standard deviation of 0.15mg. Find the probability that the nicotine content of a randomly picked cigarette of this brand will be... a. at least 1.45mg. b. at most 2.20mg.

7. The nicotine content in a certain brand of cigarettes has a normal distribution with a mean content of 1.4mg and a standard deviation of 0.15mg. Find the probability that the nicotine content of a randomly picked cigarette of this brand will be... a. at least 1.45mg. b. at most 2.20mg.

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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Transcribed Image Text:7. The nicotine content in a certain brand of cigarettes has a normal distribution with a mean content of 1.4mg and a standard deviation of 0.15mg. Find the probability that the nicotine content of a randomly picked cigarette of this brand will be... a. at least 1.45mg. b. at most 2.20mg.

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