Positive vs. Negative Graphs

Mr. Thomas wanted to know if the amount of class time that he gave students to study affected their test scores. The scatterplot shows the results. What kind of relationship between class study time and test scores is shown on the scatter plot?

• No correlation

• Positive then negative correlation

• Positive correlation

• Negative correlation

The following scatterplot shows the weights and lengths of some dinosaurs. Which statement accurately describes the information in the scatter plot?

• The information shows a positive correlation. The weight of a dinosaur tends to increase according to its length.

• The information shows a negative correlation. The weight of a dinosaur tends to decrease according to its length.

• The information shows no correlation. The weight and length vary according to the type of dinosaur.

• The information shows no correlation. The relationship between the weight and length of a dinosaur is uncertain.

Which scatter graph shows a negative correlation?

• A

• B

• C

• C

A number LESS than 0.

• positive number

• negative number

• integer

• signed number

Which line is most suitable as a line of best fit?

• A

• B

• C

• D

What data would you expect for these two graphs?

• Graph 1: Height vs Shoe Size

  Graph 2: Height vs IQ

• Graph 1: Height vs IQ

  Graph 2: Height vs Shoe Size

• Graph 1: Height vs Shoe Size

  Graph 2: Height vs Age

• Graph 1: Height vs Age

  Graph 2: Height vs Shoe size

What type of correlation is shown?

• Positive correlation

• Negative correlation

• No correlation

What type of correlation is shown?

• Positive correlation

• Negative correlation

• No correlation

What type of correlation is shown?

• Positive correlation

• Negative correlation

• No correlation

What type of correlation is shown?

• Positive correlation

• Negative correlation

• No correlation