Option 1 DHS 19.2
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Var 1 DHS 19.2 Collection Ryabushko:
A table is given of the distribution of 100 plants by production means X (thousand den. Units) and daily output Y (t). It is known that there is a linear correlation between X and Y. It is required:
a) find the equation of direct regression of y on x;
b) construct the empirical regression line equation and random sampling points (X, Y).
A table is given of the distribution of 100 plants by production means X (thousand den. Units) and daily output Y (t). It is known that there is a linear correlation between X and Y. It is required:
a) find the equation of direct regression of y on x;
b) construct the empirical regression line equation and random sampling points (X, Y).
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