This lesson covers using dot plots to answer statistical questions. It includes matching dot plots with labels, analyzing travel times and variability across countries, evaluating student ratings on pollution importance, and solving equations and inequalities related to buying cherries with a budget. The lesson concludes with a summary of the key points discussed.

Which dot plot corresponds to the number of hours of sleep on nights before school days?

• Dot Plot A

• Dot Plot B

• Dot Plot D

• Dot Plot C

Which country has the shortest typical travel time to school?

• Canada

• United States

• South Africa

• Australia

Which country shows the greatest variability in travel times to school?

• South Africa

• New Zealand

• Australia

• Canada

Why is a rating of 6 not a good representation of the center of the data set?

• It is the smallest value.

• It is the largest value.

• It is the average of all responses.

• There are more responses greater than 6.

What is the maximum number of pounds of cherries Tyler can buy with $10?

• 2 pounds

• 3 pounds

• 1.5 pounds

• 2.5 pounds

Can Tyler buy 3 pounds of cherries with his budget?

• Yes, he can buy exactly 3 pounds.

• No, 3 pounds cost more than $10.

• No, because cherries are sold in whole pounds only.

• Yes, if he gets a discount.

If Tyler spends $8, how many pounds of cherries does he buy?

• 2.5 pounds

• 2 pounds

• 1.5 pounds

• 1 pound

Which of the following is a valid inequality for the amount of money Tyler can spend?

• m > 0 and m <= 10

• m = 10

• m < 0

• m > 10

Can Tyler spend exactly $10 on cherries?

• No, because cherries cost more than $10 per pound.

• Yes, if he buys 2.5 pounds.

• No, because he can only buy whole pounds.

• Yes, if he buys 3 pounds.

What is the reason Tyler cannot buy negative pounds of cherries?

• Negative pounds are not possible.

• He doesn't have enough money.

• Cherries are sold in whole pounds only.

• Negative pounds cost more than $10.