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Business Analytics, End Term
In Regression, “Marginal” slope and “Partial” slope coincide if the explanatory variables are dependent.
In Regression, “Marginal” slope and “Partial” slope coincide if the explanatory variables are dependent. The data on emissions from vehicular traffic for the first six months in 2023 and 2022 are provided in the Table below. If an analyst wants to develop a visualization that highlights “*The months with* *the highest increase in emissions in 2023 as compared to 2022*”, then which of the formulas would be apt to capture the required information for presentation | Month | Tons of CO2 Emissions in 2022 | Tons of CO2 Emissions in 2023 | |---|---|---| | Jan | 1.2 | 1.5 | | Feb | 1.1 | 1.4 | | Mar | 1.5 | 1.8 | | April | 1.8 | 2.2 | | May | 2.4 | 2.5 | | June | 2.7 | 2.9 | You are solving a regression problem with 8 explanatory variables. The data has 150 observations, and the R-square value was found to be 0.75. You are adding one more explanatory variable to the dataset, making a total of 9 variables. The adjusted R square value increases to 0.86. What does it signify?