The number of cars running a red light in a day, at a given intersection, possesses a distribution with a mean of 3 cars and a standard deviation of 1 car. The number of cars running the red light was observed on 100 randomly chosen days. The middle 60% of the sample mean or average number of cars are between what two values? Round to two decimal places. 2.92 cars and 3.08 cars 2.16 cars and 3.84 cars 2.99 cars and 3.01 cars 2.92 cars and 3.84 cars
The number of cars running a red light in a day, at a given intersection, possesses a distribution with a mean of 3 cars and a standard deviation of 1 car. The number of cars running the red light was observed on 100 randomly chosen days. The middle 60% of the sample mean or average number of cars are between what two values? Round to two decimal places. 2.92 cars and 3.08 cars 2.16 cars and 3.84 cars 2.99 cars and 3.01 cars 2.92 cars and 3.84 cars
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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The number of cars running a red light in a day, at a given intersection, possesses a distribution with a mean of 3 cars and a standard deviation of 1 car. The number of cars running the red light was observed on 100 randomly chosen days. The middle 60% of the sample mean or average number of cars are between what two values? Round to two decimal places.
2.92 cars and 3.08 cars |
||
2.16 cars and 3.84 cars |
||
2.99 cars and 3.01 cars |
||
2.92 cars and 3.84 cars |
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