Relationships
Describing Associations
Finding y
Random
100
What is the relationship (association) between distance traveled and gallons of gas used?
positive association
100
Describe this association.
Strong, Positive, Linear
100
Using the scatterplot below, come up with a reasonable estimate for y when x = 5
About 20 or 21.
100
What is the relationship between a teacher's height and her intelligence (IQ).
POSITIVE CORRELATION!!!!!
Just kidding.
No Correlation.
200
What is the relationship (association) between hours spent watching TV and your time left to study (or do other things)?
negative association
200
Describe this association
Weak, Negative, Linear
200
Using the scatterplot below, come up with a reasonable estimate for x when y = 60
Around 19 or 20.
200
What variable goes on the 'x' axis?
a) dependent variable
b) independent variable
b) independent variable
300
What is the association between a child's weight and math grade?
no association
300
Describe the association:
No association, with an outlier
300
Using the scatterplot below, come up with a reasonable estimate for y when x = 13
Somewhere from 40-45
300
What is a variable?
a letter that represents an unknown number
400
What is missing from the following scatterplot?
A title, labels on the axes, units
400
Describe the association
Moderate, Negative, Linear
400
Using the scatterplot below, come up with a reasonable estimate for y when x = 10
Around 20.
400
Math or English Language Arts?
MATH!!!!!!!
500
Would this be a positive association or a negative association? (Hint: Imagine how it would look in a scatter plot.)
positive association
500
Describe the association
Strong, Positive, Nonlinear
500
Using the scatterplot below, come up with a reasonable estimate for x when y = 10
Around 12.
500
2x-4+3x=5+5x-9
All Real Numbers or Infinitely Many Solutions