Bivariate Statistics

Which is the term that means a graph with points plotted to show a possible relationship between sets of data?

• Line of best fit
• Two Way Table
• Scatter Plot
• Correlation Coefficient

Which is the term that means a line that comes closest to all of the points in a scatter plot?

• Positive Correlation
• Negative Correlation
• No Correlation
• Line of best fit

Which is the term that describes how closely points in a scatter plot are related?

• Correlation Coefficient
• Scatter Plot
• Line of Best Fit
• Negative Correlation

Tags

CCSS.HSS.ID.C.8

What kind of correlation is shown in the graph?

• Positive correlation
• Negative correlation
• No correlation

Tags

CCSS.HSS.ID.B.5

What would be the first step in finding the line of best fit?

• Pressing the "data" button
• Finding the ordered pairs
• Pressing "2nd data"
• Graphing the points

Tags

CCSS.8.SP.A.2

Which is a point on the graph?

• (0, 8)
• (0, 4)
• (-2, 6)
• (-1, 12)

Tags

CCSS.6.NS.C.6C

If the line of best fit is y = -x + 8, what is the predicted y if x = 12?

• -4
• 4
• 12
• 20

Tags

CCSS.8.EE.B.5

To predict a future score, what do you need to do with the table?

• Find the line of best fit
• Put it in the calculator
• Make your best guess
• Find the answer

How do you find the line of best fit if you don't have a table?

• Put in the data
• Get the points from the ordered pairs on the graph
• Find the slope

Tags

CCSS.8.EE.B.5

Choose the best estimate for the correlation coefficient.

• .99
• .79
• .78
• -1.00

Tags

CCSS.HSS.ID.C.8