Question Number 125905 by MathSh last updated on 15/Dec/20
$${Calculate}\:{the}\:{correlation} \\ $$$${coefficient}\:{and}\:{construct} \\ $$$${the}\:{regression}\:{equation}: \\ $$$$\boldsymbol{{X}}_{\boldsymbol{{i}}} :\:\mathrm{11};\mathrm{11};\mathrm{9};\mathrm{12};\mathrm{13};\mathrm{14};\mathrm{11} \\ $$$$\boldsymbol{{Y}}_{\boldsymbol{{i}}} :\:\mathrm{13};\mathrm{14};\mathrm{12};\mathrm{16};\mathrm{17};\mathrm{17};\mathrm{15} \\ $$