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Questions 1-2
67
Question
1.
What is the first thing you should do when finding the median?
A.
B.
C.
Incorrect. Since the median represents the "middle" of the ordered data, the data must first be ordered when finding the median.
Correct. Since the median represents the "middle" of the ordered data, the data must first be ordered when finding the median.
Incorrect. Try again.
2
Question
2.
If n is odd, what is the median?
A.
B.
C.
Incorrect. When "n" is odd, the median is "middle" number in the ordered data set.
Correct. When "n" is odd, the median is "middle" number in the ordered data set.
Incorrect. Try again.
2
Questions 3-5
126
Question
3.
If n is even, what is the median?
A.
B.
C.
Incorrect. When n is even, there is no "middle" observation, so we use the average of the middle two observations to indicate the "middle" of the data.
Correct. When n is even, there is no "middle" observation, so we use the average of the middle two observations to indicate the "middle" of the data.
Incorrect. Try again.
2
Question
4.
What does the median represent?
A.
B.
C.
Incorrect. The median is a value that cuts the ordered data in half.
Correct. The median is a value that cuts the ordered data in half.
Incorrect. Try again.
2
Question
5.
True or false: The unit of measure for the median is the same as the unit of measure of the data.
A.
B.
Incorrect. This is a correct statement.
Correct. This is a correct statement.
Incorrect. Try again.
2
Question 6
180
Question
6.
Graphically, what does the median represent?
A.
B.
C.
Incorrect. Since the median is the value that cuts the ordered data set in half, it will also cut the area of the histogram in half.
Correct. Since the median is the value that cuts the ordered data set in half, it will also cut the area of the histogram in half.