Question: Week 4 Activity6, Part C: non-parametric version of the single factor ANOVA
Statistics: Z-test: Testing hypotheses – #29534
Question: A researcher sampled 100 women from a medical record database and identified their smoking status and parity. Use the 5 steps of hypothesis testing to determine whether pregnancy and smoking status are independent.
Smoking Status
Parity
Before Pregnancy
No children
Children
Nonsmoker
20
20
Smoker
5
55
Question: A researcher sampled 100 women from a medical record database and identified their smoking status and parity. Use the 5 steps of hypothesis testing to determine whether pregnancy and smoking status are independent.
Smoking Status | Parity | |
Before Pregnancy | No children | Children |
Nonsmoker | 20 | 20 |
Smoker | 5 | 55 |