Mathematics
Grade 7
15 min
Scatter plots
Scatter plots
Tutorial Preview
1
What is a positive correlation?
2
What is a negative correlation?
3
What is 'no correlation'?
Sample Practice Questions
Easy
As the temperature outside gets hotter, ice cream sales increase. What type of correlation is this?
0.Positive
1.Negative
2.None
3.Curved
Easy
A scatter plot shows that when it rains more, umbrella sales go up. What type of correlation is this?
0.Positive
1.Negative
2.None
3.Random
Easy
The more time a student spends watching TV, the less time they have for homework. What correlation exists between TV time and homework time?
0.Positive
1.Negative
2.None
3.Exact
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