WorksheetsCentral tendencies, Histograms, Box Plots
Total questions: 12
Worksheet time: 35mins
Name
Class
Date
1.
Which interval has 400 employees?
a)
33-43
b)
0-10
c)
77-87
d)
66-76
2.
What is the interquartile range?
a)
4
b)
6
c)
2
d)
8
3.
What is the median of the data?
a)
200
b)
100
c)
90
d)
140
4.
What do you do if there are two numbers in "the middle" when you are finding the median?
a)
Pick your favorite number
b)
Add the two numbers in the middle & then divide by two.
c)
They are both the median
d)
None of the above
5.
What is the range?
a)
The average
b)
The number in the middle
c)
The largest number - the smallest number
d)
The number that appears most often
6.
A data set can have more than one median?
a)
True
b)
False
7.
The scores awarded to 25 students for an assignment were as follows:
4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9
What is the mode?
4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9
What is the mode?
a)
6
b)
7
c)
8
d)
9
8.
The number of pages that Carolyn wrote in her journal each day from Monday to Friday is shown below:
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?
a)
5
b)
6
c)
9
d)
11
9.
I found the mean of my data and it is 25. What two mathematical processes did I use?
32, 15, 15, 52, 11
32, 15, 15, 52, 11
a)
Addition and Subtraction
b)
Addition and Division
c)
Addition and Multiplication
d)
Multiplication and Subtraction
10.
What is the MEDIAN of this data
a)
95
b)
90
c)
100
d)
40
11.
What percent does each of the 4 sections contain on a box and whisker plot?
a)
25%
b)
50%
c)
75%
d)
100%
12.
How many teachers spent 3 or more hours grading?
a)
4
b)
2
c)
7
d)
8
100 %
