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Under the null hypothesis the expected number of nonsmokers


Education       Nonsmoker     Former   Moderate   Heavy  Total 

High School    56           54           41       36     187

College           37           43           27       32     139

Graduate        53           28           36       16     133

Total              146         125          104      84     459

(b) Suppose we wish to test the null hypothesis that there is no association between education level and smoking status. Under the null hypothesis, the expected number of nonsmokers with a high school education is what?

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Basic Statistics: Under the null hypothesis the expected number of nonsmokers
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