Module 8

What is a measure of central tendency? (Choose all that apply)

• Mean

• Median

• Mode

• Range

• Standard Deviation

Data Set: 3, 9, 6, 9, 11, 1, 4, 5, 2

What is the MEAN of the data?

• 3.27

• 10

• 5.5

• 5

• 9

Data Set: 3, 9, 6, 9, 11, 1, 4, 5, 2

What is the MEDIAN of the data?

• 3.27

• 10

• 5.5

• 5

• 9

Data Set: 3, 9, 6, 9, 11, 1, 4, 5, 2

What is the MODE of the data?

• 3.27

• 10

• 5.5

• 5

• 9

Data Set: 3, 9, 6, 9, 11, 1, 4, 5, 2

What is the RANGE of the data?

• 3.27

• 10

• 5.5

• 5

• 9

Data Set: 3, 9, 6, 9, 11, 1, 4, 5, 2

What is the STANDARD DEVIATION of the data?

• 3.27

• 10

• 5.5

• 5

• 9

A researcher calculates statistical significance for her study and finds a 5 percent chance that results are due to chance. Which of the following is an accurate interpretation of this finding?

• This is highly statistically significant.

• This is the minimum result typically considered statistically significant.

• This is not statistically significant.

• There is no way to determine statistical significance without replication of the study.

• Chance or coincidence is unrelated to statistical significance.