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Data and Statistics Review

Total questions: 88

Worksheet time: 5hrs 42mins

Name
Class
Date
1.

Is the following question statistical or non statistical?

How many cars are in our parking lot?

a)

Statsitical

b)

Non Statistical

2.

Is the following question statistical or non statistical?

What pets do students in our class have?

a)

Statistical

b)

Non statistical

3.

Is the following question statistical or non statistical?

How many siblings do each student have?

a)

Statistical

b)

Non Statistical

4.
Is the following question statistical or non statistical?
How many lanterns are hanging in our classroom
a)
Statistical
b)
Non Statistical
5.

Is the following question statistical or non statistical?

How many students in our class like the color blue?

a)

Statistical

b)

Non Statistical

6.
How many ceiling tiles are in our classroom?
a)
Statistical Q
b)
Non Statistical Q
7.

Is the following question statistical or non statistical?

On average, how many pencils does each classroom go through daily?

a)

Statistical

b)

Non Statistical

8.
How many times have I watched Star Wars?
a)
Statistical Q
b)
Non Statistical Q
9.
How many minutes do 6th grade students typically spend on homework each week?
a)
Statistical Q 
b)
Non Statistical Q
10.

On average, how many siblings does each classmate have?

a)

Statistical Q

b)

Non Statistical Q

11.

Choose the statistical question:

a)

How many sixth graders ate breakfast on Monday?

b)

How many sixth graders eat breakfast each school day?

12.

Choose the statistical question:

a)

What is the favorite pet of sixth graders at YMS?

b)

How many sixth graders own a dog?

13.

Choose the statistical question:

a)

How many cousins does each sixth grader at YMS have?

b)

How many siblings do you have?

14.

Choose the statistical question:

a)

What time did Scott wake up this morning?

b)

What time do sixth graders wake up each morning during the school week?

15.

Which of the following are reasons to ask statistical questions?

a)

Data can help identify problems to solve.

b)

Data can help businesses make better decisions.

c)

Data can help people make informed choices.

16.

Statistical questions have _____ possible answers.

a)

zero

b)

one

c)

only two

d)

two or more

17.

How many cats does Amy own?

a)

statistical

b)

non-statistical

18.

Change to a statistical question: How many sixth graders like pizza?

a)

How many sixth graders ate pizza last night?

b)

How many times per week do sixth graders eat pizza?

19.

How much does you backpack weigh? What kind of data would the results from this question produce?

a)

Categorical Data

b)

Numerical Data

20.

What is your favorite band? What kind of data would the results from this question produce?

a)

Categorical Data

b)

Numerical Data

21.
At Dominique's Donuts the number of donut holes in a bag can vary. Help Dominique find the mode.
12,10,10,10,13,12,11,13,10
a)
13
b)
12
c)
11
d)
10
22.
What is the mode?
a)
# happening the most
b)
the average
c)
biggest - smallest
d)
the middle #
23.
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?
a)
6
b)
7
c)
8
d)
9
24.
Find the mean of these numbers:
5,11,2,12,4,2
a)
4.1
b)
6
c)
4.5
d)
4
25.
Find the median of these numbers:
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
26.
Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3
a)
median:7  mode:3  range:7
b)
median:6  mode:3  range:7
c)
median:7  mode:3  range:8
27.
Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4
a)
3.33
b)
2.85
c)
3
d)
3.5
28.

A graph is ______________when most of the data points are clustered near high values.

a)

skewed left

b)

skewed right

c)

symmetrical

d)

peak

29.
A ___________forms when many data points are at one value.
a)
peak
b)
outlier
c)
symmetricial
d)
skewed right
30.

An outlier is a data point _____________from the other data points. It doesn't quite fit the rest of the data points.

a)

closes to

b)

far away

c)

below

d)

above

31.
__________graphs have the same shape on either side of a middle point.
a)
cluster
b)
peak
c)
outlier
d)
symmetrical
32.
A graph is ______________when most of the data points are clustered near lower values.
a)
skewed right
b)
skewed left 
c)
symmetrical
d)
peak
33.
What is the minimum value?
a)
64
b)
58
c)
66
d)
60
34.
Which interval shows the greatest number of pets?
a)
15-19
b)
0-4
c)
5-9
d)
10-14
35.
Elliot says almost everyone arrived at the party after 10:00 P.M., but Nancy thinks most people came earlier. When did a majority of the people arrive? 
a)
7:00-7:59 P.M.
b)
8:00–8:59 P.M.
c)
9:00–9:59 P.M.
d)
10:00–10:59 P.M. 
36.
Is a histogram the same as a bar graph?
a)
Yes, because they both use intervals.
b)
No, because a histogram displays numerical data while a bar graph displays categorical data.
c)
Yes, because they both use bars to display data.
d)
No, because a histogram displays categorical data while a bar graph displays numerical data.
37.

What range has the most values?

a)

50-55

b)

55-60

c)

70-75

d)

100

38.
21. How many students are represented by the histogram?  
a)
Cannot be determined
b)
9
c)
31
d)
35
39.
How many students are between 48 and 51 inches tall?
a)
14
b)
8
c)
2
d)
0
40.
How many students are between 60 and 63 inches tall?
a)
3
b)
0
c)
12
d)
7
41.
How many people watched more than 25 hours of TV last week?
a)
0
b)
10
c)
38
d)
42
42.
Which interval has 4 students?
a)
56-59
b)
60-63
c)
60-67
d)
48-51
43.

Is this a statistical question: How many players are on the Springfield football team?

a)

Yes

b)

No

44.

Is this a statistical question: How many emails do you send each each day?

a)

Yes

b)

No

45.

Brandon mows yards each week to make some money. If he mows three yards and one yard takes him 1 hour, one yard takes him 1 hour and a half and the last yard takes him 2 hours to mow, what is the average time per yard (use the mean)?

a)

1.25 hours

b)

1.50 hours

c)

1.75 hours

d)

2 hours

46.

The temperature in Springfield on this date in the last ten years were: 68, 68, 69, 70, 72, 70, 68, 75, 55, 67. What is the average temperature on this date over the last ten years? (Round to nearest whole number) Use the Mean.

a)

60

b)

61

c)

68

d)

69

47.

Jessica has five grades from assessments and quizzes. They are all weighted equally. If her grades are 50, 70, 88, 70, and 88, what is her current average grade?

a)

71

b)

72

c)

73

d)

74

48.

Christian has six grades from tests and IXL. They are all weighted equally. If Christian's grades are 100, 96, 96, 88, 70, and 100, what is the current average grade? (Round to the nearest whole number)

a)

90

b)

91

c)

92

d)

93

49.

Find the median for the set of numbers:

17, 24, 8, 19, 6, 34, 10, 28, 48, 12

a)

17

b)

19

c)

18

d)

20

50.

Find the median for the set of numbers:

85, 42, 64, 71, 39, 56, 26

a)

71

b)

42

c)

56

d)

60

51.

Find the median for the set of numbers:

23, 37, 11, 58, 13, 45

a)

30

b)

23

c)

37

d)

28

52.

The average temperatures across Washington, Texas, Oklahoma, New York, Missouri, Hawaii and Michigan are 48°F, 65°F, 60°F, 45°F, 54°F, 64°F, 70°F, and 45°F respectively. Find the median.

(a)  

53.
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
54.
Find the mean of these numbers:
2, 57, 38, 42, 6
a)
29
b)
38
c)
50
d)
145
55.
To find the _________ you add up all the numbers and then divide by how many numbers you have.
a)
Mean
b)
Median
c)
Mode
d)
Range
56.
To find the ______ you put all numbers in order from least to greatest and then take the largest number minus the smallest number.
a)
Mean
b)
Median
c)
Mode
d)
Range
57.
To find the ________ you put all numbers in order from least to greatest and find the number that is in the middle.
a)
Mean
b)
Median
c)
Mode
d)
Range
58.
Find the median.
12, 5, 9, 18, 22, 25, 5
a)
9
b)
8
c)
12
d)
18
59.
Find the Mean of:
8, 14, 32, 6, 15
a)
15
b)
175
c)
75
d)
12
60.
Find the mean of these numbers:
5,11,2,12,4,2
a)
4.1
b)
6
c)
4.5
d)
4
61.
Find the median of these numbers:
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
62.
What is the median of:
6, 12, 16, 11, 8, 4, 1, 11, 4
a)
11
b)
6
c)
8
d)
7
63.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

64.
What data value is the upper quartile (Q3)?
a)
64
b)
62
c)
66
d)
58
65.
What is the mode?
a)
88%
b)
89%
c)
97%
d)
91%
66.

What is the shape of the distribution?

a)

Skewed Left

b)

Skewed Right

c)

Symmetric

d)

Uniform

67.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

68.

What is shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

69.

Which statement best describes the graph?

a)

The data is skewed left.

b)

The data is symmetrical.

c)

There is a peak between 10 and 14 hours.

d)

There is a cluster between 5 and 9

70.

What is the shape of the distribution?

a)

Skewed Left

b)

Skewed Right

c)

Symmetric

d)

Uniform

71.

The data for the latest test is shown in this graph. Select the true statement.

a)

The data has a gap a 74 and 76

b)

The data is symmetrical

c)

The data is skewed right

d)

The data is skewed left

72.

This is the data gathered from Non-Fiction books in our media center. Select the true statement about the distribution.

a)

The data is symmetrical.

b)

The data is skewed left.

c)

The data is skewed right.

d)

The data is bell-shaped.

73.
What is the minimum value?
a)
64
b)
58
c)
66
d)
60
74.

How would you describe this data?

a)

Skewed Left

b)

Skewed Right

c)

Symmetrical

d)

A total amount

75.
Which of the following best describes the shape of the distribution?
a)
SKEWED LEFT
b)
SKEWED RIGHT
c)
UNIFORM
d)
SYMMETRICAL
76.
Which of the following best describes the shape of the distribution?
a)
SKEWED LEFT
b)
SKEWED RIGHT
c)
UNIFORM
d)
SYMMETRICAL
77.

What is the shape of the data?

a)

Skewed Left

b)

Skewed Right

78.

What is shape of the data?

a)

Symmetrical

b)

Skewed Left

c)

Skewed Right

d)

Asymmetrical

79.

Which statement is best supported by this graph?

a)

The peak of the data occurs within the category "20-29" text messages, and the shape of the data is asymmetrical.

b)

The peak of the data occurs within the category "30-39" text messages, and the shape of the data is asymmetrical.

c)

The peak of the data occurs within the category "30-39" text messages, and the shape of the data is symmetrical.

d)

The peak of the data occurs within the category "20-29" text messages, and the shape of the data is symmetrical.

80.
Describe the data distribution shape of the graph.
a)
Skewed right
b)
Skewed left
c)
Uniform
d)
Symmetrical
81.
How many total students are in the science class?
a)
13
b)
6
c)
27
d)
25
82.
How many students received a score of 94%? 
a)
94
b)
4
c)
1
d)
2
83.
How many students scored between 95 and 100?
a)
6
b)
6
c)
9
d)
14
84.
What is the difference between the highest score and the lowest score on the test?
a)
15
b)
100
c)
6
d)
10
85.
What color car is the least popular at this car dealership?
a)
Red
b)
White
c)
Blue
d)
Green
86.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
87.
Which interval has 400 employees?
a)
33-43
b)
0-10
c)
77-87
d)
66-76
88.
How many employees have a salary less than $22,000?
a)
50
b)
350
c)
0
d)
10

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