Math 8 April 4

What kind of trend is shown from this scatterplot?

• positive correlation
• negative correlation
• none
• cannot be determind

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

• Graph A
• Graph B
• Graph C
• Graph D

Find the slope from the table:

• -2/5
• 5/-2
• 5/2
• 2/5

Which statement describes the trend in the scatter plot below?

• as PDSI increases, the temperature decreases

• as PDSI increases, the temperature increases

• no correlation between PDSI and temperature

• as PDSI decreases, the temperature decreases

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase. 
• As the temperature increases, the number of visitors increases. 
• As the visitors increase, the temperature decreases. 
• No correlation

Select the statement that best describes the line.

• The line is the line of best fit.
• The line is NOT a line of best fit because it does not pass through two points.
• The line is NOT a line of best fit because it does not go through the middle of the data set.
• The line is NOT a line of best fit because it does not go through the origin.

Tags

CCSS.8.EE.B.5

The equation of the trend line
is  y= 1/2x +1. Use the equation to determine the amount of time it would take to bike 20 laps. 
*Look at the x and y axis first before starting the problem
   

• 38 minutes
• 11 minutes
• 41 minutes
• 10 minutes

The equation of the trend line
is  y= 1/2x +1. What does the x variable represent? 
   

• The number of laps
• The amount of time in hours
• The amount of time in minutes
• How long it takes to go 0 laps

Describe the correlation in the graph shown.

• Strong Negative
• Strong Positive
• Weak Negative
• Weak Positive

Tags

CCSS.HSF-LE.A.1B

What is the correlation?

• Non-Linear Correlation
• Postive, Linear Correlation
• Negative, Linear Correlation
• No Correlation