An industrial plant claims to discharge no more than 1000 gallons of wastewater per hour, on the average, into a neighboring lak

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2 years ago

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An industrial plant claims to discharge no more than 1000 gallons of wastewater per hour, on the average, into a neighboring lak

e. An environmental action group decides to monitor the plant in case this limit is being exceeded. A random sample of four hours is selected over a period of a week. The observations are 1007, 2226, 2232, 2209.
Required:
a. Find the standard error.
b. To testÂ H0:Î¼=1000Â vs,Â Ha:Î¼>1000, find the test statistic. Use the answer from part a for the standard error.
c. Find p-value.
d. Explain how your one-sided analysis implicitly tests the broader null hypothesis thatÂ Î¼â¥1000.

Mathematics

1 answer:

alukav5142 [94] · Answer 1 · 2022-04-24T07:36:45+03:00

alukav5142 [94]2 years ago

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