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Topic 3.5

Last updated about 5 years ago

5 questions

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1

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Question 1

1.

Use the data in the table to make a scatter plot.

Include t trend line. Find an equation for the trend line.

Question 2

2.

State whether there is a positive correlation, negative correlation, or no correlation between the data values.

Negative correlation

No correlation

Positive correlation

Question 3

3.

Match each situation with the scatter plot that models it best.

the population of a country and the number of states of a country
time spent exercising and calories burned
the number of dishes washed and the number of ounces of detergent remaining in a bottle

No correlation
Positive correlation
Negative correlation

Question 4

4.

Match the scatter plot with it's r value

r about -.7
r about -.9
r about .8
r about .2

Question 5

5.

Which r value best approximates the following scatter plot

r=.8

r=0

r=1

r=-1

r=-.8