Question

14,18,19,x,21,18,16, The mean of the following data is 18. Then the value of x is

Answer 1

Answer:

x = 20

Step-by-step explanation:

14 + 18 + 19 + 21 + 18 + 16 +x / 7 = 18

106 + x / 7 = 18

106 + x = 126

x = 20

Answer 2

Answer:

20.02

Step-by-step explanation:

14+18+19+x+21+18+16/7=18

15.14+(x)/7=18

x/7= 18-15.14

x/7=2.86

x=2.86×7

x=20.02

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