Pollsters want to test if an association exists between a person's profession and their political party. A random sample of 181voters is polled, resulting in the data in the following table. Based on these results, is there enough evidence at the 0.005 level of significance to say that an association exists?

	Democrat	Republican	Total
Doctor	45	36	81
Lawyer	13	8	21
Teacher	15	16	31
Farmer	14	12	26
Laborer	19	3	22
Total	106	75	181

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Step1of4:

Calculate the expected value for the number of teachers voting for theDemocraticparty. Round your answer to six decimal places.

find x^2 and draw a conclusion