Data Analysis and Displays Test

Identify any outliers, gaps, or clusters.

• outlier at (36, 34); no obvious gaps

• outlier at (36, 34); cluster around (19, 19)

• gap between y-values 28 and 34; cluster around (19, 19)

• No obvious outliers, gaps, or clusters.

The scatter plot shows the total earnings (wages and tips) of a food server during 1 day. About how much did the server earn for 5 hours of work?

• $41

• $62

• $80

The scatter plot shows the total earnings (wages and tips) of a food server during 1 day. About how many hours must the server work to earn $35?

• 1 hour

• 2.5 hours

• 3 hours

• 1

• 2

• 3

• 4

What is the equation of the line of best fit?

• y = 3/2x

• y = 30x

• y = 30x + 300

• y = 3/2x + 300

How many total people were surveyed?

• 78

• 22

• 70

• 100

How many students were surveyed total?

• 116

• 182

• 81

• 298

Out of those surveyed, what is the probability that the student is a boy who can't bike to school (in simplest form)?

• 4/30

• 7/30

• 2/15

• 14/30

What type of Data Display is this?

• Histogram

• Pie Chart

• Stem & Lead Plot

• Scatter Plot

What type of Data Display is this?

• Line Plot

• Scatter Plot

• Bar Graph

• Pie Chart