Which would be an example of a negative association?

The more hours Tina spends exercising, the lower her weight

Which would be an example of a positive association?

more hours spent reading the higher the SAT scores

What is meant by data that "clusters"

Data that all lands in one particular part of graph

Which type of scatter plot would suggest a positive association?

When one variable increases, the other increases

What is purpose of a scatter plot?

To better observe the correlation between the variables

Why is it important to label the axes for a scatter plot?

To prevent misinterpretation of the data

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Scatter Plots and Line of Best Fit

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Answers

1
Which would be an example of a negative association?
None of these
The more hours Tina spends exercising, the lower her weight
The more hours Amy spends practicing, the higher her GPA
The more texts Jeremy sends, the higher his phone bill
2
How could data in a scatter plot possibly be wrong?
The data may have been incorrectly collected
The axes might be incorrect
It could be incorrectly graphed
All of the above
3
Which of the following is probably least likely to have a linear relationship?
Weight and cholesterol level
Age and zip code
Shoe size and age
Grade and reading level
4
Does this scatter plot have an outlier?
no
yeah
5
Which would be an example of a positive association?
more hours spent reading the higher the SAT scores
The lower temperatures get, the more Calories people intake
The more hours spent online, the fewer hours of sleep gotten
The higher gas prices get, the fewer miles people drive
6
What is meant by data that "clusters"
Data that is widely spread out
Data that all lands in one particular part of graph
Data that follows a linear relationship
Data that follows no real pattern
7
Does this scatter plot show an outlier?
No
Yes
8
Which type of scatter plot would suggest a positive association?
When one variable increases, the other increases
When one variable decreases, the other increases
Both variables have a clear and definite correlation
When one variable increases, the other decreases
9
What is purpose of a scatter plot?
To better observe the correlation between the variables
All of the above
To verify the linear relationship between the variables
To prove the causal relationship between the variables
10
Why is it important to label the axes for a scatter plot?
To satisfy your math teacher
It isn't important
To prevent misinterpretation of the data
To make the scatter plot easier to construct

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