Find the SSE, the SSR and the SST. Based on your answer , what is the r2? How do you interpret the goodness of fit? That is, how much does “number of ads” explain “sales generated”? Find the MSE, the MSR and the F-statistic.
Find the SSE, the SSR and the SST. Based on your answer , what is the r2? How do you interpret the goodness of fit? That is, how much does “number of ads” explain “sales generated”? Find the MSE, the MSR and the F-statistic.
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 47RE: For the following exercises, assume two die are rolled. 47. Construct a table showing the sample...
Related questions
Question
Find the SSE, the SSR and the SST.
-
Based on your answer , what is the r2? How do you interpret the goodness of fit? That is, how much does “number of ads” explain “sales generated”?
-
Find the MSE, the MSR and the F-statistic.
Transcribed Image Text:The following six advertising campaigns show the number of ads (x) and the
resulting sales revenues (y) from each advertising campaign. Table 1 illustrates the data.
1.
TABLE 1. Sample data for sales (y) and number of ads(x)
Obs.
у
X; – x (x; – x)² yi - ỹ (X¡ – x)(y; – y)
e (yi - 7)? (ŷi – y)?
Vi – y)²
1
10
49
6 41
3
16
49
4
8 36
12
46
6.
8 43
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