An article describes a study in which twenty 2-L specimens of water were drawn from a public works building in Bridgewater, Nova Scotia. The mean lead concentration was 6.9 μg/L with a standard deviation of 4.1 μg/L. The Health Canada guideline states that the concentration should be less than 10 μg/L. Can you conclude that the water in this system meets the guideline? a.Find the P-value b.state a conclusion.

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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An article describes a study in which twenty 2-L specimens of water were drawn from a public works building in Bridgewater, Nova Scotia. The mean lead concentration was 6.9 μg/L with a standard deviation of 4.1 μg/L.

The Health Canada guideline states that the concentration should be less than 10 μg/L. Can you conclude that the water in this system meets the guideline?

a.Find the P-value

b.state a conclusion.

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