Answer:
Donna-71
Martina-62
Martina's sample
It has the smaller mean
Step-by-step explanation:
I apologize if this answer is incorrect but I think this is right.
Answer:
Midpoint is 
Step-by-step explanation:
Midpoint = 
= 
= 
= 
Midpoint is (-37/2, 14)
Answer:
B
Step-by-step explanation: