The mean of
observations is ī, if first
term is increased by 1
second term is increased
by 2 and so on. What
will be the new mean?
Answers
Answered by
4
Answer:
If first term is increased by 1, second by 2 and so on then sum of natural numbers from 1 to n is added. Sum added =(n(2)(1+n) Hence new sum =nx+(n/2)(1+n) New mean={nx+(n/2)(1+n)/n}=x+(1+n)/
Answered by
2
Answer:
heyguys I am so confused sorry please marks as brainlist
Step-by-step explanation:
please marks as brainlist
Similar questions