Isiqondiso kumsebenzisi

Iziqondisi uma Isibalo Somugqa Wokubuyela Emuva (A+BX)
Sikhethiwe
Imenyu ephakathi ye-Sum ( (STAT) (Sum))
Khetha le menyu
yezinto:
Uma ufuna ukuthola lokhu:
(∑x
2
)
I-sum yezikwele ze-X-datha
(∑x)
I-sum ye-X-datha
(∑y
2
)
I-sum yezikwele ze-Y-datha
(∑y)
I-sum ye-Y-datha
(∑xy)
I-sum yemikhiqizo ye-X-datha ne-Y-datha
(∑x
3
)
I-sum yama-cube we-X-datha
(∑x
2
y)
I-sum (yezikwele ze-X-datha × Y-datha)
(∑x
4
)
I-sum ye-biquadrate ye-X-datha
Imenyu ephakathi ye-Var ( (STAT) (Var))
Khetha le menyu
yezinto:
Uma ufuna ukuthola lokhu:
(n)
Inani lamasampula
(x) I-Mean ye-X-datha
(σ
x
) I-Population standard deviationye-X-datha
(s
x
) I-Sample standard deviation ye-X-datha
(y) I-Mean ye-Y-datha
(σ
y
) I-Population standard deviation ye-Y-datha
(s
y
) I-Sample standard deviation ye-Y-datha
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