Describe Data Distributions

What is the mode?

• 88%

• 89%

• 97%

• 91%

What is the range of the data shown?

• 85

• 90

• 80

• 70

Which of the following is the mean absolute deviation for the set of data?
2.50 3.75 1.25 2.25 3.00

• 3.3

• 0.66

• 2.50

• 2.55

Find the MAD:
58, 38, 54, 48, 26, 36

• 43

• 20

• 10

• 12

What is the shape of the distribution?

• Symmetrical

• Uniform

• Skewed Right

• Skewed Left

What is the shape of the distribution?

• Skewed Left

• Skewed Right

• Symmetric

• Uniform

As part of a 6th grade statistics project, the teacher brings a candy jar full of gumballs (red & green). The assignment is to estimate the proportion of red gumballs in the jar. Suppose one of the students draws 25 gumballs from the jar: 8 are red, 17 are green. What is the SAMPLE?

• 25 gumballs drawn

• all gumballs in the jar

• the students

• the 17 green gumballs

What is the third quartile (UQ) of the data?

• 37

• 38

• 40

• 46

Each dot represents 1 day. How many days were recorded?

• 9

• 21

• 20

• 105

What is the shape of the distribution?

• Skewed Left

• Skewed Right

• Symmetric

• Uniform