.
1. , .
2. .
.
12
10-15 | 15-20 | 20-25 | 25-30 | 30-35 | ||||
12,5 | 17,5 | 22,5 | 27,5 | 32,5 | ||||
. | ||||||||
20-26 | **** | |||||||
26-32 | * | * | ** | ** | ||||
32-38 | **** | ****** | ||||||
38-44 | * | *** | * | |||||
44-50 | ** | * | ** | |||||
: .
.
:
=23412,5+29112,5+29117,5+29222,5+29227,5+35417,5+35622,5+41117,5+41322,5+41127,5+47222,5+47127,5+47232,5=23170
= 1056 =12,55+17,56+22,513+27,54+32,52=635
=9223+17429+35035+20541+23547=38826
=62,512,5+105*17,5+292,522,5+11027,5+6532,5=14337,5
, . .
, .
y= +
=3,77
=0,49
:
= 17,98
20,92
26,8