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gd1325722 gd1325722
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6 years ago
A school nurse decided to begin a don't smoke, don't start program. To determine if the program has any effect, an experimental trial study was planned. The nurse would
 
  A. Break the students into two groups, smokers and nonsmokers, teach the course to both groups, and then observe for changes in beliefs.
  B. Break the students into two randomly chosen groups, teach the program to all students, and then determine learning and smoking behaviors through a posttest.
  C. Break the students into two randomly chosen groups, teach the program to one group, and then determine differences in knowledge and smoking behaviors between the two groups.
  D. Screen each student and look for evidence of smoking behaviors.
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steffers12steffers12
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gd1325722 Author
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6 years ago
Thanks
dearsophia21
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Yesterday
this is exactly what I needed
rene_ram97
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2 hours ago
You make an excellent tutor!
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