engineering recuitment NIC NIELIT Scientist B 2023 Mock Test Engineering Mathematics Probability and Statistics Statistical Variables
The mean of set of observations is \(\bar{x}\) . If each observation is divided by k and then increased by 5, then the mean value of new set is.
1
\(\dfrac{\bar{x}}{k}\)
2
\(\dfrac{\bar{x}+ 5}{k}\)
3
\(\dfrac{\bar{x}k}{5}\)
4
\(\dfrac{\bar{x} + 5k}{k}\)