The mean of the set of data 9,5,9,5,5,13,m and n is 8. a) calculate the value of m+n
b) hence, Find the mode of the set of data if
(i) m = n
(ii) m ≠ n

To find the mean of a data set, add all the values together and divide by the number of values in the set. The result is your mean!

Step-by-step explanation:

hehehe i hope its correct

a) 9+9=18

b) 9

Step-by-step explanation:

6.5

step-by-step explanation:

you said it was in the question

~courtney