engineering recuitment AAI ATC Junior Executive 2025 Mock Test Series Mathematics Statistics Mean Deviation
If α, β are respectively the mean deviation about the mean and variance of the first five prime numbers, then the ordered pair (α, β) =
1
(2.27, 10.42)
2
(2.27, 10.24)
3
(2.72, 10.24)
4
(2.72, 10.42)