Question

Q17) Mean deviation from median of first three natural numbers. *

Answer 1

Answer:

Mean of first n natural no. where n is as

even no is =

2

1

[

2

n

+

2

n+1

]=

4

2n+1

mean deviation=

4n

1

[1+3+5+9...….n

th

odd]

sum of odd no=n

2

=

4n

1

n

2

=

4

n

.

solution

Step-by-step explanation:

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