Predicting
Correlation
Line of Best fit
Random
Correlation - words
100
Based on the graph, if Joe earned $400, how many hours did he work?

25 hours

100


What is the correlation between length of running start and distance of jump?


positive:  the further you run the further you jump





100

Which line best fits the data trend?


Line #1

100

A man goes out for a walk during a storm with nothing to protect him from the rain. He doesn't have a hat, a hood or an umbrella. But by the end of his walk, there isn't a single wet hair on his head. Why doesn't the man have wet hair?

He's bald

100

What type of correlation will these two variables have? 

Temperature & Lemonade Sales

Positive

200


About how many male math teachers were there in 2006?




35

200
Describe the correlation in the graph shown.






Weak Negative





200

Which line best fits the data trend?

Line #3

200

What has to be broken before you can use it?

An egg

200

What type of correlation will these two variables have? 

Eye color & Height

No Correlation 

300
Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 6 absences should get approximately what score on the final exam? 





76

300


What type of correlation does this graph have?

positive 

300

Which line best fits the data trend?


Line #4

300

What two keys cannot open any door?

Donkey and Turkey (Monkey)

300

What type of correlation will these two variables have? 

Airline Ticket Prices & Number of travelers

Negative correlation 

400


The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages.



18 chapters 

400


What type of correlation does this scatter plot show?


negative linear association





400

Kari has a large family with many cousins. This scatter plot shows the ages and heights of some of her cousins along with the line of best fit. What height could we predict a 1 year old cousin to be? 






75 centimeters

400

State the name of one of Shrek's kids

Fergus, Farkle, and Felicia

400

What type of correlation will these two variables have? 

Hours spent at the pool & number of wrinkles on your fingers/toes

Positive 

500

What does the point (30,80) represent on the scatter plot?


When the scuba diver is at a depth of 30 ft, the water temperature is 80 degrees Fahrenheit. 

500

What type of correlation (association)?
The outside temperature and the amount of layers you wear.


Negative correlation





500


What is a line of best fit used for?






To make predictions





500

What has a bottom at the top?

Legs

500

What type of correlation will these two variables have? 

Age (in years) & Number of stuffed animals owned

Non-linear (No correlation)


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