Scatter Plots and Association

Scatter plot are graphs that use points to display​ (a)   data.

• numerical
• bivariate
• association
• categorical

What does bivariate mean? (a)  

• 1 variable
• 2 variables
• 3 variables
• 4 variables

Scatter plots can help determine if one variable has an effect on the other, or if there are overall trends, patterns, or ​ (a)   between the variables.

• associations
• bivariate
• numerical

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Hector surveyed 500 people and asked them how far they drive to work and what the last digit of their phone number is. He used the results to make a scatter plot. (a)  

• Positive Association
• Negative Association
• No Association

What does it mean when two variables have no association?

• When the variables move in opposites directions, one increases and the other decreases.

• When the first variables has no effect on the second variable

• When the variables move in the same direction. They both increase.

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.9

Jules conducted a survey and asked 100 people how many years of education they have and what their annual income is. She used the results to make a scatter plot. What type of association would she see? (a)  

• Positive Association
• Negative Association
• No Association

What does it mean when two variables have a positive association?

• When the variables move in opposites directions, one increases and the other decreases.

• When the first variables has no effect on the second variable

• When the variables move in the same direction. They both increase.

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.9

Label the type of association: (a)  

• Positive
• None
• Negative

Label they type of association: (a)  

• Positive
• Negative
• None

Label they type of association: (a)  

• Positive
• Negative
• None