Question

The mean of 5 observation is 21 if 14,23,25 and 17 are the four observations what is the fifth observation?

Answer 1

Answer:

I think 29 is 5, observation

Step-by-step explanation:

may it help ful to u

Answer 2

Answer:

let 5th observation is x

mean =sum of observation/no of observation

21=x+14+23+25+17/5

21×5=x+79

105=x+79

105-79=x

26=x

so fifth observation is 26

Step-by-step explanation:

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