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mally distributed with a mean of $2.39 and a standard deviation of $0.15. 1. What is the probability that the price is between $2.30 and $2.50 per gallon? A) 0.64 B) 0.49 C) 0.27 D) 0.74   2. Find the price such that the probability that a randomly chosen gas station charges more than that price is 30%. A) $2.39 B) $2.47 C) $2.31 D) $2.58

mally distributed with a mean of $2.39 and a standard deviation of $0.15. 1. What is the probability that the price is between $2.30 and $2.50 per gallon? A) 0.64 B) 0.49 C) 0.27 D) 0.74   2. Find the price such that the probability that a randomly chosen gas station charges more than that price is 30%. A) $2.39 B) $2.47 C) $2.31 D) $2.58

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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According to AAA, the price of a gallon of regular, unleaded gas across gas stations in North Carolina is normally distributed with a mean of $2.39 and a standard deviation of $0.15.

1. What is the probability that the price is between $2.30 and $2.50 per gallon?

A) 0.64

B) 0.49

C) 0.27

D) 0.74

 

2. Find the price such that the probability that a randomly chosen gas station charges more than that price is 30%.

A) $2.39

B) $2.47

C) $2.31

D) $2.58

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