Answer:
(1) N or n = 20
(2) = 43.4
(3) σ = 9.78 and s = 10.04.
Step-by-step explanation:
Binomial, degree two
It has only two x terms and the degree is determined by either the degree or power of the first variable or the highest power/degree in the whole expression
6.2*6*6*6*6=8035.2
4*6*6=144
8035.2/144=55.8
