Question

27. Find out the value of xif mean is 15
17, x, 9, 11, 13, 12 is the data. give answer with full explanation. ​

Answer 1

Answer:

Mean =summation Xi/n

15=(17+x+9+11+13+12)/6

90=x+62

X=28

Answer 2

Answer:28

Step-by-step explanation:first multiply 15 by n. of observations =6 and =90

Then add 17,9,11,13,12=62

Then subtract 90 by 62 =28

X =28