Answer:
I cant see the image it doesnt seem to be loading but here is how to do the problem-->.
Add both the x coordinates and divide by 2 (this is the new x coordinate for the midpt)
next:
Add both y coordinates and divide by 2(this is the new y coordinate for the midpt)
Step-by-step explanation:
Answer:
A^-1:B^-1
Step-by-step explanation:
im not 100% sure but i think this is the right answer :)
Answer:
8.08 %
Step-by-step explanation:
Let us denote :
score X follows a normal distribution with mean
and standard deviation 
Step 2
The probability that someone scored 21.9 or less is :





Answer : 