Free Printable CSA #2 Review

1.

How many data points are represented in the following histogram?

a)

15

b)

7

c)

9

d)

24

2.

What is the median of the following data set: 3, 5, 7, 8, 12, 14, 21?

a)

7

b)

8

c)

12

d)

14

3.

How many observations are there in the following histogram?

a)

9

b)

31

c)

35

d)

Cannot be determined

4.

What is the mean of the following data set: 4, 8, 6, 5, 3, 7?

a)

5.5

b)

6

c)

6.5

d)

7

5.

Which interval has the greatest number of employees in the histogram?

a)

11-21

b)

33-43

c)

44-54

d)

77-87

6.

What is the interquartile range (IQR) of the following data set: 2, 4, 6, 8, 10, 12, 14?

a)

4

b)

6

c)

8

d)

10

7.

How many employees have a salary less than $22,000?

a)

50

b)

350

c)

0

d)

10

8.

Which box plot has an upper extreme of 100?

a)

Plot 1

b)

Plot 2

c)

Plot 3

d)

Plot 4

9.

How many giraffes were less than 16 feet tall?

a)

5

b)

7

c)

2

d)

14

10.

What is the mode of the following data set: 6, 8, 8, 10, 12, 12, 12, 14?

a)

8

b)

10

c)

12

d)

14

11.

How many men had finishing times between 60 and 64 minutes?

a)

9

b)

0

c)

7

d)

5

12.

What is the range of the following data set: 15, 22, 8, 19, 31, 10?

a)

13

b)

21

c)

23

d)

31

13.

Find the median of the following data set: 5, 15, 10, 20, 15, 10, 15.

a)

20

b)

15

c)

10

d)

5

14.

Which measure of center is most appropriate for the following data set: 3, 3, 3, 3, 100?

a)

Mean

b)

Median

c)

Mode

d)

Range

15.

What is the lower quartile (Q1) of the following data set: 4, 8, 12, 16, 20, 24, 28?

a)

8

b)

12

c)

16

d)

20

16.

What is the upper quartile (Q3) of the following data set: 3, 7, 8, 12, 14, 18, 21?

a)

12

b)

14

c)

18

d)

21

17.

What is the median of the data?

a)

200

b)

100

c)

90

d)

140

18.

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

19.

What is the interquartile range for the Checkers Club?

a)

4

b)

5

c)

10

d)

11

20.

Based on this define Interquartile range..

a)

The midpoint between the smallest and highest data set

b)

The value of range

c)

The range of values from the lower quartile to the upper quartile data set.

21.

What is the interquartile range?

a)

10

b)

11

c)

13

d)

3

22.

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

23.

Find the mode of these numbers:
4,4,6,6,2,2,6,2,4,2

a)

2

b)

4

c)

6

d)

2.4

24.

What is the Range of this data?

a)

12

b)

9

c)

7

d)

5

25.

Mean is found by _________________________ .

a)

finding the sum of the data

b)

finding the middle

c)

finding the sum of the data, then dividing by the amount of numbers

d)

subtracting the minimum minus the maximum

26.

Five plumbers charge differently hourly rates. Find the mean of the data.

a)

$41.20

b)

$41.50

c)

$41.80

d)

$42.20

27.

What data value is the upper quartile (Q3)?

a)

64

b)

62

c)

66

d)

58

28.

What value is the lower quartile (Q1)?

a)

66

b)

58

c)

60

d)

64

29.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

30.

What is the shape of the data?

a)

symmetrical

b)

skewed left

c)

skewed right

d)

bell curve

31.

Describe the shape of the graph.

a)

Symmetrical

b)

Skewed

c)

Uniform

32.

Which dot plot shows a larger spread of data?

a)

Basketball Players

b)

Softball Players

33.

A data set can have more than one median. True or false?

a)

True

b)

False

34.

To find the mean of a set of numbers, add up all the items and divide by...

a)

2

b)

The minimum

c)

The maximum

d)

The number of items

35.

Range means?

a)

Middle number

b)

Difference between high and low numbers

c)

Number that shows the most

36.

Mode means?

a)

Average

b)

Middle

c)

Most Frequent

d)

Standard deviation

37.

A data value that is much higher or much lower than the other values in a data set.

a)

outlier

b)

inlier

c)

immalier

d)

sublier

38.

An indication of a data display that shows where the data is at its highest point is a...?

a)

cluster

b)

gap

c)

peak

d)

outlier

CSA #2 Review

Total questions: 38

Worksheet time: 40mins

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