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Samaritan
25.02.2020 •
Mathematics
Let z be a categorical varibale with four levels: 1, 2, 3, and 4, and let X and Y be contirnue. using the following R output, estimate the average predicted value of Y in each catrgory of Z when Z is 10
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Ответ:
D. (x - 4)(x + 9)
Step-by-step explanation:
x2+5x−36
[think of numbers that add together to get 5 and multiply together to get -36!]
-4 + 9 = 5
-4 * 9 = -36
hope this helped! :]