Question

3. If mean of observation 6 , 8 , 10 , x , 14 is 10 then x = ( 10 , 20 , 12 , 14 )
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Answer 1

Answer:

x = 12

Step-by-step explanation:

==: Mean = 10

==: 6 + 8 + 10 + x + 14 = 10

                    5

==: 38 + x = 50

==: x = 12

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Answer 2

Answer:

12

mean= sum of numbers

total number

Step-by-step explanation:

sum of numbers= 6+8+10+x+14

= 38+x

total number =5

mean=10

mean = 38+x

5

10 =38+x

5

10*5 =38+x

50=38+x

50-38=x

12=x

ans= 12