The nurse wanted to use norm-referenced evaluation to determine whether the environmental pollution ...

The nurse wanted to use norm-referenced evaluation to determine whether the environmental pollution program the community had implemented was effective.
 
  The nurse examined the number of asthma admissions at the local children's hospital. What should the nurse then do?
 
  A. Compare the admission levels attributable to asthma before and after the implementation.
  B. Compare the admission levels attributable to asthma to the admission levels attributable to accidents.
  C. Compare the admission levels attributable to asthma with admission levels attributable to all other respiratory problems.
  D. Determine if there were zero admissions because of asthma after the intervention.