The following results are obtained from the data on variable y fo… - Vidyadip

Question

The following results are obtained from the data on variable y for the first eight months of the year $2017 .$ Using this data fit a trend live and obtain the forecast for $t=$ $10 . n=8, \sum y=148, \sum t y 749$

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Answer

$\vec{y}=9.59+1.98 t, \hat{y}=29.39 \text { for } t=10$

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