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CRM 3.4 Review

Total questions: 80

Worksheet time: 7hrs 40mins

Name
Class
Date
1.
Is the following question statistical or non-statistical? 
What are 6th graders' favorite flavors of ice cream? 
a)
Statistical
b)
Non-statistical 
2.
Is the following question statistical or non- statistical?
How tall are the students in our class?
a)
Statistical
b)
Non-Statistical
3.
Is the following question statistical or non statistical?
How many music videos has Taylor Swift made?
a)
Statistical
b)
Non-Statistical 
4.
Is the following question statistical or non-statistical?
A sixth grader asks her guidance counselor: How many clubs and sports are open to sixth graders at this school?
a)
Statistical Question
b)
Non-Statistical Question
5.
Is the following question statistical or non-statistical?
How many words are there in this sentence?
a)
Statistical Question
b)
Non-Statistical Question
6.
What type of graph is this?
a)
Bar Graph
b)
Histogram
c)
Line Plot
7.
What is the least value?
a)
52
b)
0
c)
13
d)
10
8.

Which interval has the greatest number of students?
a)
48-51
b)
56-59
c)
60-63
d)
64-67
9.
What is the range of the test scores?
a)
15
b)
100
c)
6
d)
10
10.
What is the MODE of this data?
a)
90
b)
85, 90, and 95
c)
85 and 95
d)
None
11.
Each dot represents 1 day. How many days were recorded?
a)
9
b)
21
c)
20
d)
105
12.
How many total students are in the science class?
a)
13
b)
6
c)
27
d)
25
13.

The median is the __________________ number (after you put them in order).

a)

first

b)

middle

c)

last

d)

one you see most

14.

The mean is found by ___________________ all of the numbers and then _____________________ by the number of items.

a)

adding, subtracting

b)

adding, multiplying

c)

dividing, adding

d)

adding, dividing

15.

The mode is the number ________________________.

a)

you see most

b)

you see least

c)

you don't see

d)

you see first

16.

The range is found by finding the _______________ number and subtracting the ________________ number.

a)

smallest, biggest

b)

even, odd

c)

biggest, smallest

d)

middle, first

17.
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
a)
13
b)
12
c)
11
d)
10
18.
Find the mean of these numbers:
2, 57, 38, 42, 6
a)
29
b)
38
c)
50
d)
145
19.
Find the median of these numbers:
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
20.
Find the median.
12, 5, 9, 18, 22, 25, 5
a)
9
b)
8
c)
12
d)
18
21.
Find the Mean of:
8, 14, 32, 6, 15
a)
15
b)
175
c)
75
d)
12
22.
What is the median of:
6, 12, 16, 11, 8, 4, 1, 11, 4
a)
11
b)
6
c)
8
d)
7
23.

What is the median of this data set?

3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

a)

11

b)

12

c)

13

d)

17

24.
What is the median of this data set?
20 , 1 , 7 , 19 , 11 , 19
a)
11
b)
15
c)
19
d)
20
25.
What is the interquartile range?
a)
4
b)
6
c)
2
d)
8
26.
What value is the lower quartile?
a)
66
b)
58
c)
60
d)
64
27.
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
28.

Which of the following lists all the five numbers needed to make a box plot?

a)

Mean, Median, Mode, Range, and Total

b)

Minimum, Quartile 1, Median, Quartile 3, and Maximum

c)

Smallest, Q1, Q2, Q3, and Q4

d)

Minimum, Maximum, Range, Mean, and Median

29.

In order to find the median, the very first thing you must do is to..

a)

find the difference between biggest and the smallest number.

b)

find the middle number

c)

list the numbers in order

d)

find the most repeated number

30.
What percent of students have a height between 58 inches and 60 inches?
a)
25%
b)
50%
c)
75%
d)
100%
31.
What percentage of the data is between 90 and 140?
a)
25 %
b)
50%
c)
75%
d)
100%
32.

Determine the IQR for this set of data. 12, 13, 14, 15, 17, 18, 19, 19, 22, 23

a)

14

b)

5

c)

17.5

d)

19

33.

What is the shape of this dot plot?

a)

Symmetrical

b)

Skewed Right

c)

Skewed left

34.

What is the shape of this dot plot?

a)

Symmetrical

b)

Skewed left

c)

Skewed right

35.

What is the shape of this dot plot?

a)

Symmetrical

b)

Skewed right

c)

Skewed left

36.

What is the shape of this dot plot?

a)

Symmetrical

b)

Skewed left

c)

Skewed right

37.

What is the shape of this dot plot?

a)

Symmetrical

b)

Skewed right

c)

Skewed left

38.
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?
a)
5
b)
6
c)
9
d)
11
39.

What is the range of miniature golf scores?

a)

44 points

b)

29 points

c)

33 points

d)

39 points

40.

Find the spead from the following data...


1, 8, 3, 2, 8, 8

a)

8

b)

5

c)

6

d)

7

41.

Find the spread from the following data...


5, 3, 6, 5, 3, 9, 4

a)

3

b)

5

c)

4

d)

6

42.

What is the mean absolute deviation of 13, 14, 17, 28, and 28?

a)

6.4

b)

8.6

c)

4.6

d)

6.3

43.

What is the Mean and Mean Absolute Deviation of 24, 13, 12, 1, and 0?

a)

Mean:10

Mad:6.7

b)

Mean: 7.6

MAD:10

c)

Mean:10

MAD:7.6

d)

Mean-6.7

MAD-7.6

44.

What is the correct Mean and Mean Absolute Deviation?


33,67,78,90,99,87

a)

Mean:75.6

Mad:17

b)

Mean:75.6

Mad:17.1

c)

Mean:17.1

Mad:75.6

d)

Mean:18

Mad:77

45.
Determine the mean absolute deviation of the data.
9, 7, 11, 10, 8
a)
9
b)
6
c)
1.2
d)
5
46.
What is the first step when calculating the Mean Absolute Deviation?
a)
Find the distance each value is from the mean
b)
Find the mean of the distances
c)
Find the mean of the data
47.
What is the second step when calculating the Mean Absolute Deviation?
a)
Find the distance each value is from the mean
b)
Find the mean of the distances
c)
Find the mean of the data
48.
What is the third step when calculating the Mean Absolute Deviation?
a)
Find the distance each value is from the mean
b)
Find the mean of the distances
c)
Find the mean of the data
49.

Find the median, first quartile, third quartile, and interquartile range of the data.

32, 53, 72, 66, 47, 54, 49, 67, 71

a)

Median: 54

First Quartile: 49

Third Quartile: 67

IQR: 18

b)

Median: 54

First Quartile: 48

Third Quartile: 69

IQR: 21

c)

Median: 54

First Quartile: 48

Third Quartile: 69

IQR: 22

d)

Median: 54

First Quartile: 49

Third Quartile: 69

IQR: 20

50.

Find the median, first quartile, third quartile, and interquartile range of the data.

203, 183, 212, 181, 157, 204, 189, 190

a)

Median: 189

First Quartile: 182

Third Quartile: 203

IQR: 21

b)

Median: 189.5

First Quartile: 182

Third Quartile: 203

IQR: 21

c)

Median: 189

First Quartile: 182

Third Quartile: 203.5

IQR: 21.5

d)

Median: 189.5

First Quartile: 182

Third Quartile: 203.5

IQR: 21.5

51.

Find the median, first quartile, third quartile, and interquartile range of the data.

23, 33, 25, 16, 27, 43, 29, 40, 35

a)

Median: 29

First Quartile: 24

Third Quartile: 37.5

IQR: 13.5

b)

Median: 27

First Quartile: 25

Third Quartile: 35

IQR: 10

c)

Median: 29

First Quartile: 25

Third Quartile: 37.5

IQR: 12.5

d)

Median: 27

First Quartile: 24

Third Quartile: 35

IQR: 11

52.

The table shows the points earned by contestants in a competition. Find the range and the interquartile range of the points.

a)

Range: 15

IQR: 10

b)

Range: 15

IQR: 11

c)

Range: 15

IQR: 12

d)

Range: 15

IQR: 13

53.
How many people watched more than 6 hours of TV?
a)
10
b)
5
c)
20
d)
17
54.
More people had between __ and __ cups of coffee than any other range.
a)
0-3
b)
8-11
c)
12-15
d)
16-19
55.
Which interval has 400 employees?
a)
33-43
b)
0-10
c)
77-87
d)
66-76
56.
How many employees have a salary less than $22,000?
a)
50
b)
350
c)
0
d)
10
57.
How many students are between 48 and 51 inches tall?
a)
14
b)
8
c)
2
d)
0
58.
What is the minimum value?
a)
64
b)
58
c)
66
d)
60
59.
What is the maximum value?
a)
58
b)
66
c)
64
d)
60
60.
What data value is the upper quartile (Q3)?
a)
64
b)
62
c)
66
d)
58
61.
What value is the lower quartile?
a)
66
b)
58
c)
60
d)
64
62.
What is the interquartile range (IQR)?
a)
4
b)
64
c)
60
d)
8
63.
Which box and whisker plot has the highest median?
a)
Top plot
b)
Bottom plot
64.
What is the term for the median of the lower half of the data?
a)
Lower Quartile
b)
Upper Quartile
c)
Median
d)
Maximum
65.
What is the term for the median of the upper half of the data?
a)
Upper Quartile
b)
Lower Quartile
c)
Median
d)
Minimum
66.
What is the median of the data?
a)
200
b)
100
c)
90
d)
140
67.
What is the mode in this set of numbers:
7, 14, 20, 3, 7, 14, 2, 14, 7
a)
7
b)
20
c)
7 & 14
d)
none of the above
68.
Find the mean of these numbers:
5,11,2,12,4,2
a)
4.1
b)
6
c)
4.5
d)
4
69.
Find the mean of these numbers:
4,2,5,6,3
a)
2
b)
5
c)
4
d)
6
70.
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?
a)
5
b)
6
c)
9
d)
11
71.
Mode:
67, 74, 95, 98, 98, 99, 102
a)
90.4
b)
35
c)
92
d)
98
72.
How would you describe the mean?
a)
difference
b)
average
c)
middle
d)
most repeated number
73.

The mean summarizes the data.

a)

True

b)

False

74.

Range/Spread describes how data varies.

a)

True

b)

False

75.

How do you describe the variation in a data set?

a)

IQR

b)

M.A.D

c)

Range

d)

Mean

e)

Median

76.

How do you summarize data?

a)

Mean

b)

Median

c)

Mode

d)

Range

e)

M.A.D

77.
How many minutes did the most number of people study?
a)
61-90
b)
0-30
c)
31-60
d)
91-120
78.
How many more people studied for 0-30 minutes than people who studied for 121-150 minutes?
a)
3
b)
6
c)
5
d)
4
79.
How many Seniors ate burritos or pizza?
a)
10
b)
5
c)
15
d)
10
80.

Math is my favorite subject

a)

True

b)

False

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