Розрахунок: 0culof - 1
x_v =
| ( x1* x2* x3) |
| / n |
|
x_v =
$$x_{v}$$ = $$\frac{x1\cdot x2\cdot x3}{n}$$
| ( x1* x2* x3) |
| / n |
x_v =
$$x_{v}$$ = $$\frac{x1\cdot x2\cdot x3}{n}$$
| x1* x2* x3 |
| / n |