Correlations of Scatter Plots

• Positive, strong
• Positive, weak
• Negative, strong
• Negative, weak

• Positive, strong
• Positive, weak
• Negative, strong
• Negative, weak

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

440 turtles

• 440 turtles

• 40 turtles

• 150 turtles

• 90 turtles

What type of correlation?

• Positive Correlation

• Negative Correlation

• No Correlation

What type of Correlation?

• Positive Correlation

• Negative Correlation

• No Correlation

• Positive, strong
• Positive, weak
• Negative, strong
• Negative, weak

This is a graph of the cost per TV (y) and the number of TVs purchased at Best Buy(x). Which sentence describes what's happening on this graph?

• More TVs are purchased when the cost is low.

• Fewer TVs are purchased when the cost is high.

• More TVs were purchased when they cost more.

• Fewer TVs are purchased when the cost is low.

This graph shows the relationship between the outside temperature(y) and the number of customers in the ice cream shop(x). Which sentence describes what's happening in the graph?

• More customers are in the store when the temperature is lower.

• More customers are in the store when the temperature is higher.

• Fewer customers are in the store when the temperature is lower.

• Fewer customers are in the store when the temperature is higher.

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 12 chapters

• 15 chapters

• 18 chapters

• 21 chapters