Given that the primary source of heat is natural gas

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Reference no: EM13645691

A random sample of homeowners from Dallas and Houston was asked to identify the primary source of heat for their homes. The following contingency table shows these results.

Source of Heat	Dallas	Houston
Natural Gas	160	105
Eletricity	115	45
Oil	20	10
Propane	15	10
Other	5	15

Given that the primary source of heat is natural gas, determine the probability that a randomly selected home from this sample is located in Houston.

Reference no: EM13645691

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