A recent article in a national business magazine reports that a strong linear connection appears to exist between regional unemployment rates and property crime. The following data were collected from four sample regions to support this position:

The estimated regression equation turns out to be ŷ = 40 + 15x. Can we use the sample data here to reject a β = 0 null hypothesis at the 5% significance level? Explain the implications of your decision.

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Property Crimes per 20,000 Population %Unemployment 10 180 150 230 140 12