9.2. . . ( ). , . .
x1 = 0,1539; x2 = 0,1769; x3 = 0,1825; x4=0,1911; x5=0,22 | ||||||
X | 0,15 | 0,16 | 0,17 | 0,18 | 0,19 | 0,20 |
Y | 4,4817 | 4,4930 | 5,4739 | 6,0496 | 6,6859 | 7,3891 |
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o ( ).
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o Y = const ().
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. 9.11 .
. 9.10 |
. 9.11 |
x1 = 0,1539; x2 = 0,1769; x3 = 0,1825; x4=0,1911; x5=0,22 D2:D6. E2 (=371.6*D2^2-68.093*D2+6.189) E3:E6. (. 9.11).
. 9.11 |
. , . , (. 9.12). X Y.
. 9.12 |
, 9.1. , . 9.13. (, . .).
. 9.13 |
9.3. z(t):
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t | 0,66 | 0,9 | 1,17 | 1,47 | 1,7 | 1,74 | 2,08 | 2,63 | 3,12 |
Z | 38,9 | 68,8 | 64,4 | 66,5 | 64,95 | 59,36 | 82,6 | 90,63 | 113,5 |
. Z(t)=At4+Bt3+Ct2+Dt+K , . , . .
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(9.13) |
MS Excel (. .9.13)
. 9.13
( 9.13). , , , D F1:F5 (. 9.13). C2 At4+Bt3+Ct2+Dt+K ( A2): C2 = $F$1* A2^4 + $F$2* A2^3 + $F$3* A2^2 + $F$4* A2 + $F$5.
. 9.13
( 0) C2. C2:C10. , .. . D2 , :
D2 = (B2-C2)^2,
D2:D10. 12 (. 9.13). : 12 = (D2:D10)
. ( ) , (. 9.14).
. 9.14 |
F1:F5 A, B, C, D, K At4+Bt3+Ct2+Dt+K. C2:C10 . B12 .
. , . , (. 9.15).
. 9.15
, , . . 9.16 MS Excel .
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. 9.15 |
1. MS Excel . . . .
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