Graphing intro

What could be the relationship statement for this scatter plot?

• Ice cream sales depend on temperature.

• As the outside temperature increases, the ice cream sales increase.

• As the outside temperature decreases, the ice cream sales increase.

• There is no relationship between sales and temperature.

Which of the following only involves quantitative variables?

• age versus race

• number of siblings versus types of pets

• number of family members vs types of vacation

• years of experience versus amount of money saved

The name for a graph of plotted points that shows a relationship between two sets of data

• Coordinate plane

• Scatter plot

• Function graph

• Correlation

What describes how strong and the type of relationship between two data sets?

• Compilation

• Correction

• Cooperation

• Correlation

A positive correlation between two variables means...

• that as one variable increases, the other variable also increases

• that as one variable increases, the other variable decreases

• that as one variable decreases, the other variable increases

• the two variables are happy

A negative correlation between two variables means...

• that as one variable increases, the other variable also increases

• that as one variable increases, the other variable decreases

• that as one variable decreases, the other variable also decreases

• the two variables are unhappy

Which of the following variables would be qualitative data?

• Gender

• Age

• Blood pressure

• Resting heart rate

Which of the following variables would be quantitative data?

• Race

• Eye Color

• Hair color

• Height

This form of data would be considered ______

• Quantitative
• Qualitative

What are observations that are measured or counted called?

• qualitative data

• quantitative data