Math, asked by vaalboihea2701, 10 months ago

The average of 2 number is 20 and their standard deviation 5. Find the two numbers? (a) 15, 25 (b) 30, 40 (c) 10,15 (d) None of these

Answers

Answered by ShreyaH08

21

(a) 15, 25

Average = Sum of all observations/

No. of observations

= 15 + 25 / 2

= 40 / 2

= 20

Answered by attarhuzaif88

4

A) option is correct option

fasion: hii

fasion: sonu

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