In the United States, there has historically been a strong relationship between smoking and education, with well educated people less likely to smoke To examine whether this pattern has changed, a sample of 459 men was selected at random from those who had visited a health center for a routine check up over the course of the past year Education is classified into three categories corresponding to the highest level of education achieved, and smoking status is classified into four categories Smoking Status Education Nonsmoker Former Moderate Heavy Total High School 56 54 41 36 187 College 37 43 27 32 139 Graduate School 53 28 36 16 133 Total 146 125 104 84 459 Which hypotheses are being tested by the chi square test The null hypothesis is that the two categorical variables are dependent The alternative is that they are independent The null hypothesis is that there is a relationship between education level and smoking status The alternative is that there is no relationship The null hypothesis is that there is no relationship between education level and smoking status The alternative is that nonsmokers have higher education levels than smokers The null hypothesis is that there is no relationship between education level and smoking status The alternative is that there is a relationship

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In the United States, there has historically been a strong relationship between smoking and education, with well-educated people less likely to smoke. To examine whether

In the United States, there has historically been a strong relationship between smoking and education, with well-educated people less likely to smoke. To examine whether this pattern has changed, a sample of 459 men was selected at random from those who had visited a health center for a routine check-up over the course of the past year. Education is classified into three categories corresponding to the highest level of education achieved, and smoking status is classified into four categories.

Smoking Status

Education	Nonsmoker	Former	Moderate	Heavy	Total
High School	56	54	41	36	187
College	37	43	27	32	139
Graduate School	53	28	36	16	133
Total	146	125	104	84	459

Which hypotheses are being tested by the chi-square test?

The null hypothesis is that the two categorical variables are dependent. The alternative is that they are independent.

The null hypothesis is that there is a relationship between education level and smoking status. The alternative is that there is no relationship.

The null hypothesis is that there is no relationship between education level and smoking status. The alternative is that nonsmokers have higher education levels than smokers.

The null hypothesis is that there is no relationship between education level and smoking status. The alternative is that there is a relationship.