Question

(10)
IVICU
Scores of a test were : 5, 6, 6, 6, 4, 7, 7, 7, 8, 9. What is the mode?
6. The arithmetic mean of 6, 7, 11, 8, X, 3, 8, 14 is 8. Find X.​

Answer 1

Step-by-step explanation:

scores of test=5,6,6,6,4,7,7,7,8,9

mode=6,7

arithmetic mean=6+7+11+8+x+3+8+14/8=8

57+x/8=8

57+x=8×8

57+x=64

x=64-57

x=7

X=7

fine it helps you