Which of the following is a function of what-if analysis?
A) establishing relationships between many variables and changing some of the variables to see how others are affected
B) establishing relationships between different variables by keeping them constant
C) collecting data from web pages on behalf of a user
D) establishing a target value for a particular metric and telling the program which variable to change to try to reach the goal
A
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________ is unpredictable movement from one time period to the next
Fill in the blank(s) with the appropriate word(s).c
An insurance company conducted a study to determine the percentage of cardiologists who had been sued for malpractice in the previous three years. The sample was randomly chosen from a national directory of doctors. What is the variable of interest in this study?
A) the responses: have been sued/have not been sued for malpractice in the last three years B) the number of doctors who are cardiologists C) the doctor's area of expertise (i.e., cardiology, pediatrics, etc.) D) all cardiologists in the directory