Data and Statistics

What is the mode?

• The average

• The number that appears most often.

• The largest number - the smallest number

• The number in the middle.

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29

• 38

• 50

• 145

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

• Mean

• Median

• Mode

• Range

Type of Data arrangement

• Symmetrical

• Hairline

• Skewed Right

• Skewed Left

What is the shape of the distribution?

• Negatively Skewed

• Positively Skewed

• Symmetric

• Bimodal

What is the shape of the distribution?

• Skewed Left

• Skewed Right

• Symmetric

• Bimodal

There is an outlier in the top graph

• true

• false

What is the outlier in the top graph?

• There is none

• 1

• 10, 12, and 14

• 16

Find the interquartile range using the following.
Minimum:  1
Q1:  3
Median:  5
Q3:  7
Maximum:  9

• 8

• 4

• 5

• 10

What is the shape of the distribution?

• Skewed Left 

• Skewed Right

• Symmetric

• Bimodal