The table shows the amounts spent (in dollars) on energy in one year for a sample of households f

The table shows the amounts spent (in dollars) on energy in one year for a sample of households f

The table shows the amounts spent (in dollars) on energy in one year for a sample of households from four regions of the United States. At a = 0.10, can you conclude that the mean amount spent on energy

in one year is different in at least one of the regions?

Northeast

Midwest

South

West

1896

1712

1689

1455

2606

2096

2256

1164

1649

1923

1834

1851

2436

2281

2365

1776

2811

2703

1958

2030

2384

2092

1947

1640

2840

1499

2433

1678

2445

2146

1578

1547

 

 

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