Quiz about Chapter 9 Progress Check (Statistical Measures)

Question 1

To find the _________ you add up all the numbers and then divide by how many numbers you have.

Accepted Answer

Mean

Answer

Median

Answer

Mode

Answer

Range

Question 2

To find the ______ you put all numbers in order from least to greatest and then take the largest number minus the smallest number.

Accepted Answer

Range

Answer

Mean

Answer

Median

Answer

Mode

Question 3

To find the ______ you put all the numbers in order from least to greatest and then see which number you have the most of.

Accepted Answer

Mode

Answer

Mean

Answer

Median

Answer

Range

Question 4

To find the ________ you put all data values in order from least to greatest and find the number that is in the middle.

Accepted Answer

Median

Answer

Mean

Answer

Mode

Answer

Range

Question 5

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

Accepted Answer

59

Answer

58

Answer

60

Answer

118

Question 6

What is the mean of test scores?

70, 70, 80, 85, 85, 90, 95, 95, 100, 100

Accepted Answer

87

Answer

85, 95, and 100

Answer

30

Answer

85 and 90

Question 7

Find the range.

5, 15, 10, 20, 15, 10, 15

Accepted Answer

15

Answer

5

Answer

10

Answer

13

Question 8

Find the mean of these numbers:

2, 57, 38, 42, 6

Accepted Answer

29

Answer

38

Answer

50

Answer

145

Question 9

What is the mode in this set of numbers:

7, 14, 20, 3, 7, 14, 2, 14, 7

Accepted Answer

7 & 14

Answer

7

Answer

20

Answer

none of the above

Question 10

Find the mean of the set of data

5.5, 4.5, 6.75, 3.25

Accepted Answer

5

Answer

6

Answer

4.5

Answer

4

Question 11

Find the lower quartile (Q1) of the following set of scores:

12, 9, 4, 6, 5, 8, 9, 4, 10, 2

Accepted Answer

4

Answer

10

Answer

9

Answer

6

Question 12

Find the upper quartile (Q3) of the following data set:

136, 150, 119, 150, 125, 143.

Accepted Answer

150

Answer

125

Answer

139.5

Answer

143

Question 13

Find the lower quartile (Q1) of the data.

2, 7, 4, 7, 2, 3, 4, 9, 7, 9, 5, 8

Accepted Answer

3.5

Answer

3

Answer

7

Answer

6

Question 14

What is the interquartile range of the data?

8, 11, 4, 5, 1, 12, 10, 12

Accepted Answer

7

Answer

4

Answer

11

Answer

1

Question 15

Find the interquartile range of the data

20, 22, 25, 29, 31

Accepted Answer

9

Answer

30

Answer

21

Answer

25

Chapter 9 Progress Check (Statistical Measures)

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