The fitted regression equation for the given data is of the form
. Where Y denotes the varible representing gross(in millions) and X
denote the predictor variable budget in millions.
is the Y intercept and
is the slope. From linear regression analysis we get the following
result(From Excel).
Calculations | ||
b1, b0 Coefficients | 1.3220 | 19.2241 |
b1, b0 Standard Error | 0.2514 | 19.4407 |
R Square, Standard Error | 0.6803 | 43.5822 |
F, Residual df | 27.6608 | 13.0000 |
Where
=19.2241
19.2
=1.3220
1.3
Therefore the fitted equation is
....................(1)
(b) Here we want to find the best predicted value of the gross for a movie with budget of $125. This can be obtained by substituting X=125 in (1).
This Question: 1 pt 10 of 10 (7 complete) This Quiz: 10 pts possible A Question...
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11 1 51 21 11 115 111 of the Proton - X NOTE Sot 11 7 FR KE - Listed below are paired data consisting of movie budget amounts and the amounts that the movies grossed. Find the regression equation, letting the budget be the predictor (x) variable. Find the best predicted amount that a movie will gross if its budget is $140 million. Use a significance level of a = 0.05. Budget ($)in Millions 41 21 120 72 71...
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The best predicted gross for a movie with a
$125
million budget is............million.
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