A-Level Maths: L2-05 [Scatter Graphs: ‘Guessing’ the PMCC]

preview_player
Показать описание


Рекомендации по теме
Комментарии
Автор

What if the line is a perfect horizontal line?
Strong correlation but it’s neither positive or negative

koobs
Автор

Does the angle affect the value of r apart from its sign? For example, in the case of perfect correlation would it have a value of -1 regardless of its angle, as long as it has a negative gradient?

anurzie