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Instruction:
Question 1
Following list shows the salaries of the 5 employees of a company. How many employees' salaries are more than the average salary?

$1,850
$2,400
$2,800
$2,000
$1,750
A.  3 B.  1
C.  none D.  2
Question 2
Following list shows the salaries of the 5 employees of a company.
What is the range of the salaries?

$1,850
$2,400
$2,800
$2,000
$1,750
A.  1,100 B.  1,200
C.  1,050 D.  1,000
Question 3
The list below shows the time taken by six students to solve 50 math problems.

30 min, 35, min, 22 min, 22 min, 38 min, 33 min

What is the mean problem solving time for the students?
A.  25 minutes B.  35 minutes
C.  32 minutes D.  30 minutes
Question 4
What is the mode of the following data set?

205, 189, 177, 189, 175, 199, 201, 189, 177
A.  177 B.  189
C.  199 D.  201
Question 5
Following are the reading scores of the fifth grade students.

69, 78, 68, 96, 90, 99, 75, 68, 94, 88

What is the mean, mode and median of the reading scores?
A.  Mean = 82, Median = 80, mode = 68 B.  Mean = 80.5, Median = 83, mode = 68
C.  Mean = 82.5, Median = 83, mode = 90 D.  Mean = 82.5, Median = 83, mode = 68
Question 6
What is the outlier in the following set of data?

47, 47, 46, 7, 51, 49, 58, 50, 65, 68
A.  47 B.  7
C.  46 D.  58
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Question 7
The median number in a set of 5 numbers is 26. The range is 10 and the greatest number is 34.

How many numbers are less than the median 26?
A.  1 B.  3
C.  2 D.  4
Question 8
Find the mode of the following set of data.

21, 42, 68, 42, 24, 39, 42, 52, 21, 42, 21
A.  21 and 42 B.  42
C.  21 D.  39
Question 9
Find the mean of the following data set.

175, 150, 166, 204, 189, 190
A.  177 B.  178
C.  179 D.  189
Question 10
Find the median of this data set

123, 128, 124, 167, 145, 125, 132
A.  128 B.  145
C.  167 D.  124
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