Biology Forums - Study Force

The director of a major hospital complex conducts a study to discover the types of critical incidents that have occurred in this hospital and its sister hospital over the past five years.
 
  She makes a list of every critical incident that has occurred over this period. Choose the true statements about this list. (Select all that apply.)
  a. The list is the dependent variable.
  b. The list represents the hospital director's assumptions.
  c. The list is an extraneous variable.
  d. The list represents the sample.
  e. If the two hospitals have been in operation only five years, the list represents the population.

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