Question

Mrs siebenaller recorded the average number of points a student earned on unit 3 and unit4 quizzes Unit 3 {2,4,2,3,5,2} Unit 4 {5,1,1,5 1,5} a. what is the mean point value for each unit? Please help

Answer 1

Mean of unit 3 points
Step 1:
Add all the numbers together
2+4+2+3+5+2=18
Step 2:
Divide the sum by the amount of addends.
2+4+2+3+5+2=18: 6 addends
18/6=3
Mean of unit 3: 3

Mean of unit 4 points
Step 1:
Add all the numbers together
5+1+1+5+1+5=18
Step 2:
Divide the sum by the amount of addends.
5+1+1+5+1+5=18: 6 addends
18/6=3
Mean of unit 4: 3