Mathematics, 23.03.2020 23:40 lekepius3715
A regression analysis between sales (in $1000) and advertising (in $) resulted in the following least squares line: Y= 32 + 8X. This implies that an increase of $1 in advertising is expected to result in an increase of $40 in sales.( why? could you help explain to me thank you so much)
Answers: 1
Mathematics, 21.06.2019 20:10
Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36
Answers: 1
Mathematics, 21.06.2019 21:30
Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3
Answers: 1
A regression analysis between sales (in $1000) and advertising (in $) resulted in the following leas...
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