Making Statistical Inferences

• More than 50% of the customers bought chocolate. 
• About 50% of the customers bought strawberry. 
• More than 25% of the customers bought vanilla. 
• About 25% of the customers bought mint. 

Tags

CCSS.6.RP.A.3C

• 5 red shirts
• 17 red shirts
• 40 red shirts
• 83 red shirts

Tags

CCSS.6.RP.A.3B

• More than 50% of the people purchased a hamburger or a sub. 
• Less than 20% of the people purchased a hamburger.
• More people purchased fried rice than chicken.

Tags

CCSS.7.RP.A.3

• Less than 5% chose cranberry as their favorite. 
• Less than 1/3 of the students chose grape as their favorite. 
• More than 50% of the students chose apple or orange as their favorite. 
• More than 1/2 of the students chose grape or cramberry as their favorite. 

• About 40% of the marbles in the bag are red.
• The bag probably contains about 45 yellow marbles.
• There are about twice as many blue marbles than green marbles. 
• There are about three times as many green marbles as there are red marbles. 

Tags

CCSS.7.SP.A.2