Question

38) If the mean of 7,3. 11 and x is 8.
then value of x is​

Answer 1

Answer:

mean=sum of all observations /no.of observations

mean=8(given)

8=7+3+11+x/4

8=21+x/4

32=21+x

32-21=x

11=x

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Answer 2

Answer:

11 is the answer

Step-by-step explanation:

7 + 3 + 11 + X / 4 = 8

21 + X / 4 = 8

21 + X = 8 × 4

21 + X = 32

X = 32 - 21

X = 11

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