Can someone assist me with this? The data indicates the number of new desk top c
ID: 2951287 • Letter: C
Question
Can someone assist me with this?The data indicates the number of new desk top computers soldby AMDcomputers over the internet versus those sold in retailstores for the past 36 weeks. What is the nature of therelationship between these two modes of sales of desktopsover this time period? (ANALYZE USING DATA FROM Below) a. What is the correlationbetween Internet and Retail Store performance?
b. What percent of the variation in Internet sales can be predictedby Retail Store performance? c. What is the specificWORD equation that predicts Internet performance given Retail Storeperformance? d. What would Internetperformance be predicted to be if Retail Store performance were15? Data: Internet Retail 27 29 28 30 25 27 27 29 28 29 29 32 26 25 29 33 28 32 27 28 28 26 26 26 25 28 25 27 27 29 30 33 26 25 36 38 26 29 28 27 28 31 30 32 27 30 25 26 26 27 28 29 25 27 25 28 26 27 28 30 25 33 27 28 38 41 28 32 29 34 29 35 Can someone assist me with this?
The data indicates the number of new desk top computers soldby AMDcomputers over the internet versus those sold in retailstores for the past 36 weeks. What is the nature of therelationship between these two modes of sales of desktopsover this time period? (ANALYZE USING DATA FROM Below) a. What is the correlationbetween Internet and Retail Store performance?
b. What percent of the variation in Internet sales can be predictedby Retail Store performance? c. What is the specificWORD equation that predicts Internet performance given Retail Storeperformance? d. What would Internetperformance be predicted to be if Retail Store performance were15? Data: Internet Retail 27 29 28 30 25 27 27 29 28 29 29 32 26 25 29 33 28 32 27 28 28 26 26 26 25 28 25 27 27 29 30 33 26 25 36 38 26 29 28 27 28 31 30 32 27 30 25 26 26 27 28 29 25 27 25 28 26 27 28 30 25 33 27 28 38 41 28 32 29 34 29 35 Internet Retail 27 29 28 30 25 27 27 29 28 29 29 32 26 25 29 33 28 32 27 28 28 26 26 26 25 28 25 27 27 29 30 33 26 25 36 38 26 29 28 27 28 31 30 32 27 30 25 26 26 27 28 29 25 27 25 28 26 27 28 30 25 33 27 28 38 41 28 32 29 34 29 35
Explanation / Answer
By using Minitab we have the following output,
Regression Analysis:Internet versus Retail
The regression equationis
Internet = 8.37 + 0.647 Retail
Predictor Coef SECoef T P
Constant 8.373 2.176 3.85 0.000
Retail 0.64698 0.07258 8.91 0.000
S = 1.52620 R-Sq = 70.0% R-Sq(adj) = 69.2%
Analysis ofVariance
Source DF SS MS F P
Regression 1 185.11 185.11 79.47 0.000
Residual Error 34 79.20 2.33
Total 35 264.31
Predicted Values for NewObservations