Question

If the mean of

123

(x ... 16) 2 16

16

+ + + + +´

x x

is 9, the mean of the last three observations

is

(a) 1

10

3

(b) 2

10

3

(c) 1

11

3

(d) 2

11

3​

Answer 1

Answer:

hello you are very great person

Answer 2

Answer:

Tell the question properly...otherwise difficult to answer