Mathematics, 08.06.2021 21:50 janel72

In the year 2000, the average car had a fuel economy of 22.6 MPG. You are curious as to whether the average in the present day is less than the historical value. What are the appropriate hypotheses for this test

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In the year 2000, the average car had a fuel economy of 22.6 MPG. You are curious as to whether the...

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