Question: Hello, Can I get help solving the following questions? This model should be created using excel Data Analysis tool pack. No Python or R is
Hello,
Can I get help solving the following questions? This model should be created using excel Data Analysis tool pack. No Python or R is necessary. - A model needs to be developed to forecast sales in September 2024. - Once that's done, please describe model performance using the following metrics(below) - Finally, demonstrate whether the model violates any assumptions.
| Multiple R (Correlation Coefficient) |
| R-Squared (Coefficient of Determination) |
| Adjusted R-Squared |
| Standard Error |
| P-Values |
| ANOVA Table Results |
| Residual Plots |
| Variance Inflation Factor (VIF) |
| Date | Sales |
| Jan-21 | 16,961,146 |
| Feb-21 | 17,157,138 |
| Mar-21 | 22,485,667 |
| Apr-21 | 20,227,330 |
| May-21 | 21,598,686 |
| Jun-21 | 23,629,841 |
| Jul-21 | 24,087,692 |
| Aug-21 | 23,740,446 |
| Sep-21 | 23,163,489 |
| Oct-21 | 23,880,469 |
| Nov-21 | 24,765,426 |
| Dec-21 | 24,782,508 |
| Jan-22 | 19,805,038 |
| Feb-22 | 19,312,710 |
| Mar-22 | 23,899,246 |
| Apr-22 | 24,574,121 |
| May-22 | 27,525,654 |
| Jun-22 | 27,532,538 |
| Jul-22 | 25,439,736 |
| Aug-22 | 25,158,687 |
| Sep-22 | 25,141,162 |
| Oct-22 | 24,905,865 |
| Nov-22 | 25,990,052 |
| Dec-22 | 26,130,961 |
| Jan-23 | 20,502,870 |
| Feb-23 | 19,926,169 |
| Mar-23 | 23,890,711 |
| Apr-23 | 24,486,802 |
| May-23 | 27,157,508 |
| Jun-23 | 26,508,865 |
| Jul-23 | 25,300,381 |
| Aug-23 | 25,695,304 |
| Sep-23 | 25,513,626 |
| Oct-23 | 25,271,759 |
| Nov-23 | 26,522,260 |
| Dec-23 | 26,584,734 |
| Jan-24 | 21,354,371 |
| Feb-24 | 21,069,791 |
| Mar-24 | 23,675,222 |
| Apr-24 | 24,840,040 |
| May-24 | 27,426,065 |
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