Algebra One Two-Variable Statistics

Which class has the higher test score median? 

• Class #1

• Class # 2 

• The medians are equal

• The median is not shown here. 

Which class was more consistent in their Algebra Scores?

• Class #2

• Class #1

• Both classes had the same consistency.

• 50%

Which data set shows a greater spread (larger IQR)?

• Chess Club

• Checkers Club

• They have the same spread.

• You cannot tell from the box plots.

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

CCSS.8.F.A.3

What could be the relationship statement for this scatter plot?

• Ice cream sales depend on temperature.

• As the outside temperature increases, the ice cream sales increase.

• As the outside temperature decreases, the ice cream sales increase.

• There is no relationship between sales and temperature.

Tags

CCSS.HSF-LE.A.1B

The name for a graph of plotted points that shows a relationship between two sets of data

• Coordinate plane

• Scatter plot

• Function graph

• Correlation

Tags

CCSS.8.EE.B.5

What is a line of best fit used for?

• To make predictions

• To make the graph look pretty

• To connect the points

• To make it look like you know what you are doing

Tags

CCSS.8.EE.B.5

What type of association does this scatter plot represent?

• positive linear association

• negative association

• no association

• nonlinear association

Tags

CCSS.HSF-LE.A.1B

What percentage of the days that it rained, did they forecast no rain?

• About 20%

• About 18%

• About 14%

• About 12%

In the equation y=mx+b, what does the m represent?

• slope

• y-intercept

• linear

• point-slope

Tags

CCSS.8.F.A.3

CCSS.8.EE.B.6