Answer:
the mean is 20.8.
Step-by-step explanation:
Add all the numbers to get 104. Then, divide it by how many score there were, 5. 104/4= 20.8
Solution,
Given data: 17,19,19,23,26
summationfX=104
N(total no.of items)=5
Now,
Mean=summation FX/N
=104/5
=20.8
hope it helps
Good luck on your assignment
