11
AssignmentMultiple Choice

Calculating the Least-Squares Regression Line

Question 11 • CA-Statistics and Probability A

The table shows the production budgets and worldwide gross revenues of eight 2018 films. Which statement gives the correct value and interpretation of r?

Answer
A
As budgets increased, the gross revenue increased; r = 0.38.
B
For every budget increase of $1 billion, gross revenue increased $0.38 billion; r = 0.38.
C
As budgets increased, the gross revenue increased; r = 0.62.
D
For every budget increase of $1 billion, gross revenue increased $0.62 billion; r = 0.62.
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