
162
’% % ! D28 $%
$ $
$ %, ~28 — -
?.
9 , %
! ! D24:E28 -
=LINEST(C2:C20; B2:B20, 1, 1).
% ;% $ !:
1.
* F2 = $D$24 * B2 + $E$24.
2.
% % ' F2, -
=, *24, $% % -
, $ ? F4.
= !& $D$24 ;
F3: F22 ?$% ! . H
! $% !& $E$24, -
$% b.
*%
][/)(1/
2
1
^
xDxxnSty
iki
D
,
( = 1, 2, ..., n), &'$% & -
AVERAGE (=+(H), VARP (O=)+), TINV (=9-
+H=)). % =$& '$%
% TINV: *20 -
$% =TINV(0,05; *23-2). ) -
? '$% $
D 1 ( — $),
— ! k = 19 – 2 = 17.
* *30 $% =VARP(B2:B19). ) !-
'$% , % %$% % -
, & % ! .
* 2 =$B$30 * $E$26 * SQRT
(B23 * (1+(B2 — $B$27)^2/$B$30)) &' ? -
! 3:19. ) ! !
& SQRT (@+~).
* I2, J2 %$% =F2 – H2
=F2 + H2, & % &$% ; ;
! . " -
&' I3:I21, J3:J21.
) %, % &$ ;$, '$%
!$
. ) $ % !-