Consider the following ratings data to answer the questions. Copt and then Paste Special/text in Excel. Month Ratings1 64.82 54.73 53.64 31.15 38.46 38.97 58.388 36.259 34.8810 30.7811 26.2212 28.9913 20.4414 15.3315 22.516 13.817 20.918 15.6Step 1 of 5:Describe the trendStep 2 of 5:Fit a linear trend model to the data. What is the R2 value for the linear model?Enter 4 decimal placesStep 3 of 5:How well does the linear model forecast the index?Step 4 of 5:What is the linear trend model? y = [ intercept ] + [ slope ] tEnter the intercept and slope with two decimalsStep 5 of 5:Use the forecasting formula to forecast period 21.Use the rounded intercept and slope answers from step four to calculate your answer. Enter the answer with two decimal places.