MEGA Scatterplot & Trend Line

As x increases, y decreases.

• no correlation
• negative correlation
• correlation coefficient
• positive correlation

As x increases, y increases

• correlation coefficient
• causation
• positive correlation
• negative correlation

If Joe worked 30 hours, how much is he expected to earn?

• $600
• $200
• $1000
• $800

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

What type of association does this graph show?

• Positive
• negative
• none
• all of the above

What type of association does this graph have?

• positive
• negative
• none
• all of the above

What type of association does this graph have?

• positive
• negative
• none
• all of the above

If Gold's Gym is looking to buy 30 TVs, how much will each one cost?

• 400
• 750
• 1250
• 0

If the carpenter worked for 6 days, how much did he earn?

• 1250
• 1500
• 1750
• 2000

According to the graph, how many students are in the class?

• 26
• 25
• 15
• 30