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Mathematics, 26.07.2020 01:01 Hammon1774

Следующая выборка наблюдений была выбрана случайным образом. x 2 5 3 6 10 7 4 y 4 6 5 7 8 11 6 a. определите средние значения и стандартные отклонения для обеих переменных b. вычислите коэффициент корреляции c. определите уравнение регрессии. d. определите значение ŷ, когда x равно 8. e. вычислите коэффициент детерминации. Учитывая его значение, сделайте вывод о точности прогноза.

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