A regression model is used to forecast sales based on advertising dollars spent. The regression line is y=500+35x and the coeffi
cient of determination is .90. Which is the best statement about this forecasting model?
1 answer:
Answer:
The correlation between sales and advertising is positive.
Step-by-step explanation:
INCORRECT. For every $1 spent on advertising, sales increase by $35.
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Answer:
x
=
2
y
−
36
p
Step-by-step explanation:
Answer: <em>5/8, i think :)</em>
They are non-proportional because the y-value doesn't depend on what the x-value is and the x-value only. Hope this helps!
I think it might be this I solved it as a proportion and crops multiplied. Then divided 200 by 4 which gives me 50
