20 water measurements (in ppb). Her sample treatment plant. Over 5 days, she took n = data is summarized in the ogive graph shown below. 20 15 10 |15 20 25 30 35 40 45 50 55 60 Arsenic (ppb) How many measurements taken in this time frame were less than 35 ppb? ans = How many measurements taken in this time frame were less than 50 ppb? ans =

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Answered: 20 water measurements (in ppb). Her sample treatment plant. Over 5 days, she took n = data is summarized in the ogive graph shown below. 20 15 10 |15 20 25 30…

MATLAB: An Introduction with Applications

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Question

help. thank you

A researcher for the EPA measured the amount of arsenic in the water near a sewage
treatment plant. Over 5 days, she took n
data is summarized in the ogive graph shown below.
20 water measurements (in ppb). Her sample
20
15
10
15 20 25 30 35 40 45 50 55 60
Arsenic (ppb)
How many measurements taken in this time frame were less than 35 ppb?
ans =
How many measurements taken in this time frame were less than 50 ppb?
ans =

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