Question

PLS HELP (40 POINTS!!)

Answer 1

Okay!

(◍•ᴗ•◍)

⇒first, add all the marks 6+7+8+9+10

⇒the answer will be 40 then there is

⇒5 numbers which were 6+7+8+9+10 the numbers that we were trying to add

⇒so divide 40÷5 is 8

⇒ the mean is 8

ФωФ

Answer 2

Answer:

Number of students:

• 5 + 4 + 7 + 10 + 4 = 30

Total of marks:

• 5*6 + 4*7 + 7*8 + 10*9 + 4*10 = 244

Mean mark:

• 244/30 = 8.1333 ≈ 8