Question: 7. The linear regression results will load on a separate tab. Check the coefficient (effect) of X variables (TV, radio and social media ad budgets).
7. The linear regression results will load on a separate tab. Check the coefficient (effect) of X variables (TV, radio and social media ad budgets). Are they positive or negative? Does each TV, radio, social media ad influence sales positively ? Check R-Square. Is it higher than 0.2? Can you conclude that the model is statistically significant ? Layout Share

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