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Mean Absolute Deviation and Standard Deviation

Authored by Anthony Clark

Mathematics

12th Grade

Mean Absolute Deviation and Standard Deviation
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20 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the sample standard deviation for the data given:

5, 10, 7, 12, 0, 20, 15, 22, 8, 2

6.89

10.1

7.26

9

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

All of the below sets have the same mean.

Set 1-Standard Deviation=3.1

Set 2-Standard Deviation=4.9

Set 3-Standard Deviation=1.7

Set 4-Standard Deviation=3.2

Which set of data probably has the points closest to the mean?

1

2

3

4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which data set has the largest standard deviation?

Set 1

Set 2

Set 3

Set 4

4.

MATH RESPONSE QUESTION

1 min • 4 pts

The list shows the height of 6 basketball players in inches.

73, 77.3, 79.1, 83.2, 80, 77.8

What is the mean absolute deviation of these numbers? (Round your answer to the nearest hundredth.)

Mathematical Equivalence

ON

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the sample standard deviation for the data given:

{12, 13, 29, 18, 61, 35, 21}

293.67

15.87

17.14

41.98

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The term "snowstorms of note" applies to all snowfalls over 6 inches. The snowfall amounts for

snowstorms of note in Utica, New York, over a four-year period are as follows: 7.1, 9.2, 8.0, 6.1,

14.4, 8.5, 6.1, 6.8, 7.7, 21.5, 6.7, 9.0, 8.4, 7.0, 11.5, 14.1, 9.5, 8.6

What are the mean and SAMPLE standard deviation for these data, to the nearest hundredth?

mean = 9.46; standard deviation = 3.74

mean = 9.46; standard deviation = 3.85

mean = 9.45; standard deviation = 3.74

mean = 9.45; standard deviation = 3.85

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

For a population of five university students with GPAs of 2.5, 2.3, 1.7, 1.4, and 1.1, find the population standard deviation.

0.53

0.41

0.35

0.22

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