1. Mathcad , , - 2-, 3- : sin( + b) + , b+, . . ; , .
X | -2 | -1.8 | -1.6 | -1.4 | -1.2 | -1 | -0.8 | -0.6 | -0.4 | -0.2 | |
-8.58 | -8.56 | -8.55 | -8.58 | -8.57 | -8.55 | -8.5 | -8.43 | -8.3 | -7.94 | -7.26 |
N:=11
i:=1..11
:
:=1
a:=regress(X, Y, K)
b = 0.72
.
K:=2
a:=regress(X, Y, K)
:
b = 0.184
=3+2++d
K:=3
a:=regress(X, Y, K)
:
b = 58.607
sin( + b) + .
*sin( + b) +
b = 0.232
ae(bx)+c
b = 1.599 10-3
.
:
:
, , , .. :
- 0,72;
- 2- 0,184;
- 3- 58.607;
- 0,232;
- 1.599 * 10-3 = 0,001599;
- 1.49 * 10-3 = 0,00149.
2. 50 : =0.15. . . ( , , , ).
|
|
.
: m , p .
.
:
N:=ceil(1+3.32*log(m)) N=7
F
:=hist(N,F)
M:=mean(F) M=6.24
D:=var(F) D = 63.942
( )
Di = 65.247
S = 7.996
:
:
- = 6.24;
- D = 63.942;
- Di = 65.247;
- S = 7.996.