Question

the Mark's of 12 students in a maths test are as follows:8,10,4,8,5,6,9,7,6,8,9,10
Find the a.maximum Mark's
b. minimum Mark's
c.range of mark
d. mean marks​

Answer 1

Answer:

maximum marks =10

minimum marks =4

range of marks =higest - lowest = 10-4=6marks

mean marks = sum of all marks ÷ numer of student = 90marks ÷ 12 students = 7.5 marks

Answer 2

Answer:

first we will add all thing