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Chi-square test: vehicle type and mall location

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15.22 A student team examined parked cars in four different suburban shopping malls. One hundred vehicles were examined in each location. At alpha =0.05, does vehicle type vary by mall location

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Solution Summary

This problem illustates how to conduct a chi-square test for testing the relationship between the variables.

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See the attached file for complete solution. The text here may not be copied exactly as some of the symbols / tables may not print.

Observed Frequencies
Shopping Mall
Somerset Oakland Greatlakes Jamestown Total
Vehicle Type Car 44 49 36 64 193
MiniVan 21 15 18 13 67
Full size van 2 3 3 2 10
SUV 19 27 26 12 84
Truck 14 6 17 9 46
Totals 100 100 100 100 400

Since all the cells in full size van has vales less thann 5, we merge this row with minivan.

Observed ...

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