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Mathematics, 02.10.2019 18:30 wakandafoodyoup9ioz4

To make sure work is correct !

an equation was used to predict possible sales of phones for 6 months. the actual sales of phones are also listed.

actual sales 55 150 325 510 780 990
predicted sales 40 150 300 500 800 1,000

the sum of the residuals is
numerical answers expected!

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