In Excel regression output, if the p-value associated with a coefficient in a regression analysis is less than the significance level (e.g., 0.05), what does it indicate? - Answer-The coefficient is significant
Use regression analysis to predict Gross Earning based on IMDb rating, budget and run...
WPC 300 Concept Quiz 4 Exam
Questions and Answers
In Excel regression output, if the p-value associated with a coefficient in a regression
analysis is less than the significance level (e.g., 0.05), what does it indicate? - Answer-
The coefficient is significant
Use regression analysis to predict Gross Earning based on IMDb rating, budget and
runtime. In the obtained regression model summary output, which independent
variable(s) have statistically significant coefficients? - Answer-All of these independent
variables have statistically significant coefficients.
Use regression analysis to predict Gross Earning based on IMDb rating, budget and
runtime. What is the coefficient of determination of the prediction model you developed?
- Answer-0.3444
Use regression analysis to predict Gross Earning based on IMDb rating, budget and
runtime. Based on the regression model summary output, which independent
variable(s) is/are statistically significant in predicting the dependent variable at a 1%
significance level (α = 0.01)? - Answer-"IMBd Rating" and "Budget ($mill)" are
significant
Use regression analysis to predict Gross Earning based on IMDb rating, budget and
runtime. In the obtained regression model summary output, which of the following
represents the correct prediction model equation for three dependent variable Y (Gross
Earning) based on the independent variables X1 (Runtime(min)), X2(IMDb Rating), and
X3(Budget($mill))? - Answer-Y = -390.7066 + 0.9939 * X1 +70.2343 * X2 +2.1717 * X3
What type of regression analysis could be used to predict a movie's IMDb rating based
on factors like budget, gross earnings, and runtime? - Answer-Multiple Linear
Regression
In the given dataset, which of the following variables would typically be considered the
dependent variable in a linear regression analysis? - Answer-IMDb Rating
Use regression analysis to predict Gross Earning based on IMDb rating, budget and
runtime. In the obtained regression model output, what does the F-statistic value in the
ANOVA table primarily indicate about the overall model performance? - Answer-The
overall regression model is significant in the population
Which of the following variables in the dataset could be considered a potential predictor
variable for IMDb ratings in a multiple linear regression analysis? - Answer-Runtime
(min)
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