Question

Help plssssss

Answer 1

Answer:

Option 4

Step-by-step explanation:

Group B, because seven children have a forearm length longer than 10 inches.

Additional verification :

Finding average forearm length of Group A :

• 9(3) + 10(5) + 11(2) / 10
• 27 + 50 + 22 / 10
• 99/10
• 9.9

Finding average forearm length of Group B :

• 10(3) + 11(4) + 12(3) / 10
• 30 + 44 + 36 / 10
• 100/10
• 10

Group B clearly has the longer forearm length.