Question

Find the arithmetic mean of the numbers 3,0, - 1, 7, 11.​

Answer 1

Answer:

Mean = Sum of all observation / No. Of observation

= (3+0+(-1)+7+11) / 5

= (21 - 1) /5

= 20 / 5

= 4

Step-by-step explanation:

Answer 2

Answer:

Mean = Sum of all observation / No. Of observation

= (3+0-1+7+11) / 5

= (21 - 1) /5

= 20 / 5

= 4

or

A.M = SUM OF NUMBER/TOTAL NUMBER

= 3+0+ (-1)+7 + 11/5

=3-1+18/5

=2+18/5

=20/5

A.M=4

Step-by-step explanation: