Econometrics RFEI test
Replenishment date: 02.03.2016
Content: Test on econometrics_Reshenie.zip (118.02 КБ)
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Task 1.
For six territories of the Ural Federal District in 2014, the values of two features are known (Table 1).
Table 1. Indicators of the territories of the Ural Federal District for the first quarter of 2014
Region number Expenses for the purchase of food products in general expenses,%, y Average daily wages
one worker, conventional units, x
1 68,8 29,3
2 61,2 37,8
3 59,9 50,6
4 56,7 26,6
5 55,0 68,9
6 54,3 21,4
What is the form of the linear regression equation that characterizes the dependence of the cost of purchasing food products in total costs?
For six territories of the Ural Federal District in 2014, the values of two features are known (Table 1).
Table 1. Indicators of the territories of the Ural Federal District for the first quarter of 2014
Region number Expenses for the purchase of food products in general expenses,%, y Average daily wages
one worker, conventional units, x
1 68,8 29,3
2 61,2 37,8
3 59,9 50,6
4 56,7 26,6
5 55,0 68,9
6 54,3 21,4
What is the form of the linear regression equation that characterizes the dependence of the cost of purchasing food products in total costs?