Interpreting Graphs

Multiple Choice

Why is it important to accurately interpret data from graphs when analyzing real-world situations?

• Because graphs are always correct

• To make informed decisions based on the data

• Because numbers are not important

• To ignore trends in the data

Open Ended

Answer the question:

Adam thought that the biggest decrease was between Wednesday and Thursday because those points are the farthest apart from each other. When was the actual biggest decrease? Explain how you know.

Open Ended

Explain how you can determine the biggest decrease in sales using a line graph. What steps would you take to find this information?

Open Ended

2)  Complete the following: The music program is selling 

raffle tickets for 6 weeks.

c) Between which two consecutive weeks was

 the biggest decrease in sales?

Open Ended

3)  The graph shows the total amount of money in a 

Student’s bank account at the end of each month.

f) Why did Naomi decide to subtract rather than add, in order to answer the second question?

Multiple Select

Select ALL statements that are true about the relationship between ounces of olive oil and total cost as shown in the graph.

• The point (0, 0) shows the cost is $0.00 for 0 ounces of oil.

• The point (2, 1) shows that 1 ounce of oil costs $2.00.

• The point (4, 2) shows the cost is $4.00 for 2 ounces of oil.

• The point (4, 2) shows the cost is $2.00 for 4 ounces of oil.