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A researcher with the Department of Energy wants to
Chapter 3, Problem 46E(choose chapter or problem)
QUESTION:
Problem 46E
A researcher with the Department of Energy wants to determine the mean natural gas bill of households throughout the United States. He knows the mean natural gas bill of households for each state, so he adds together these 50 values and divides by 50 to arrive at his estimate. Is this a valid approach? Why or why not?
Questions & Answers
QUESTION:
Problem 46E
A researcher with the Department of Energy wants to determine the mean natural gas bill of households throughout the United States. He knows the mean natural gas bill of households for each state, so he adds together these 50 values and divides by 50 to arrive at his estimate. Is this a valid approach? Why or why not?
ANSWER:
Answer
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