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WorksheetsStatistics Review
Total questions: 50
Worksheet time: 3hrs 2mins
Name
Class
Date
1.
Math is a perfect subject.
a)
Only in Mr. Stewart's opinion
b)
Absolutely it can always be trusted
c)
Students who understand it believe so
d)
Not even close
2.
What is the mean?
a)
# happening the most
b)
the number in the middle
c)
the difference between the greatest number and the least
d)
the average
3.
What is the mode?
a)
# happening the most
b)
the average
c)
the difference between the biggest and the smallest number
d)
the middle #
4.
What is the median?
a)
biggest- smallest
b)
average
c)
the middle #
d)
# that happens the most
5.
When calculating the mean you
a)
add all the numbers together and divide by the number of items
b)
find the middle number
c)
add all the numbers and divide by 2
d)
pick the one that happens the most
6.
If there is an even number of data in the data set how do you find the median?
a)
order the data and find the middle value
b)
order the data add the 2 middle values and divide by 2
7.
Find the range.
5, 15, 10, 20, 15, 10, 15
5, 15, 10, 20, 15, 10, 15
a)
5
b)
10
c)
15
d)
13
8.
Find the mode.
5, 15, 10, 20, 15, 10, 15
5, 15, 10, 20, 15, 10, 15
a)
10
b)
15
c)
20
d)
5
9.
What is the range of the scores?
a)
20
b)
25
c)
30
d)
35
10.
What is the median of the scores?
a)
21
b)
16
c)
17
d)
19
11.
What is the mode of the scores?
a)
24
b)
14
c)
34
d)
30
12.
What is the mean of the scores?
a)
17.5
b)
29.5
c)
19
d)
18
13.
At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10
12,10,10,10,13,12,11,13,10
a)
13
b)
12
c)
11
d)
10
14.
Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?
a)
193
b)
127
c)
60
d)
66
15.
Find the median of these numbers:
4,2,7,4,3
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
16.
Find the mean of these numbers:
2, 57, 38, 42, 6
2, 57, 38, 42, 6
a)
29
b)
38
c)
50
d)
145
17.
Find the median of these numbers:
4,2,7,4,3
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
18.
Find the mean of these numbers:
2, 57, 38, 42, 6
2, 57, 38, 42, 6
a)
29
b)
38
c)
50
d)
145
19.
What is the median?
a)
62
b)
58
c)
66
d)
60
20.
What data value is the upper quartile?
a)
64
b)
62
c)
66
d)
58
21.
What value is the lower quartile?
a)
66
b)
58
c)
60
d)
64
22.
What data value is the upper quartile?
a)
64
b)
62
c)
66
d)
58
23.
What is the maximum value?
a)
58
b)
66
c)
64
d)
60
24.
What is the minimum value?
a)
64
b)
58
c)
66
d)
60
25.
3. You must find the 5 number summary in order to make a box and whisker plot.
a)
True
b)
False
26.
What is the term for the median of the lower half of the data?
a)
Lower Quartile
b)
Upper Quartile
c)
Median
d)
Maximum
27.
What is the term for the median of the upper half of the data?
a)
Upper Quartile
b)
Lower Quartile
c)
Median
d)
Minimum
28.
What is the term that means the middle data value?
a)
Median
b)
Mode
c)
Mean
d)
Range
29.
What was the day with the least amount of cars sold?
a)
Monday
b)
Tuesday
c)
Wednesday
d)
Thursday
30.
What day sold the most cars?
a)
Friday
b)
Saturday
c)
Sunday
d)
Monday
31.
What is the range of the data shown in the stem and leaf plot?
a)
40
b)
56
c)
136
d)
96
32.
A florist records the amount of money he spent on gasoline each week to deliver orders. The list shows the data for 16 weeks.
32, 38, 40, 44, 44, 46, 49, 53, 55, 58, 62, 65, 68, 70, 72, 81
He put the data in a stem-and-leaf plot. What number did he leave out of the stem-and-leaf plot?
32, 38, 40, 44, 44, 46, 49, 53, 55, 58, 62, 65, 68, 70, 72, 81
He put the data in a stem-and-leaf plot. What number did he leave out of the stem-and-leaf plot?
a)
32
b)
44
c)
65
d)
84
33.
What is the difference between the shortest and the longest distance of the baseball thrown?
a)
1,005 feet
b)
85 feet
c)
82 feet
d)
80 feet
34.
How many baseballs were thrown 50 or more feet?
a)
5
b)
4
c)
13
d)
8
35.
What is the lowest number in this data set?
a)
0
b)
4
c)
9
d)
40
36.
How many students got a perfect score on the test?
a)
0
b)
2
c)
6
d)
1
37.
What is the highest quiz grade in the stem and leaf plot?
a)
9
b)
26
c)
92
d)
96
38.
How many scores are listed in this Stem and Leaf Plot?
a)
3
b)
6
c)
9
d)
18
39.
What is the minimum in this data set?
a)
0
b)
4
c)
9
d)
40
40.
How many students scored more than 80%?
a)
10
b)
2
13
13
c)
7
d)
15
41.
Calculate the M.A.D 13, 17, 19, 27
a)
4
b)
19
c)
6
d)
8
42.
What is the first step in calculating Mean Absolute Deviation
a)
Subtract each number from the mean
b)
Find the mean of the set of data
c)
Find the median of the set of data
d)
Find the mode of the set of data
43.
Calculate the M.A.D. of the data 38, 66, 88, 90
a)
70.5
b)
20.5
c)
18.5
d)
25
44.
What is the second step in calculating Mean Absolute Deviation
a)
Find the average/mean
b)
Subtract each number from the mean
c)
Calculate the median
d)
None of the above
45.
What is the third step in calculating Mean Absolute Deviation
a)
Find the average of the set of data
b)
Subtract each number from the average
c)
Find the average of step 2
d)
None of the above
46.
Calculate the Mean Absolute Deviation 7, 9, 2, 7, 3, 5, 10
a)
2.41
b)
2
c)
4.21
d)
3
47.
What is Mean Absolute Deviation?
a)
The mean of the data
b)
The absolute value of the mean
c)
The variation of data values around the mode
d)
The rage distance between the data values and the mean
48.
Find the Mean Absolute Deviation: 5, 11, 2, 7, 16. The Mean is 8.2
a)
3.2
b)
2.8
c)
1.2
d)
4.2
49.
Find the mode.
5, 15, 10, 20, 15, 10, 15
5, 15, 10, 20, 15, 10, 15
a)
10
b)
15
c)
20
d)
5
50.
Find the range.
5, 15, 10, 20, 15, 10, 15
5, 15, 10, 20, 15, 10, 15
a)
5
b)
10
c)
15
d)
13
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