Question: write down the regression model equation for the data supplied in good form Philco Pharmacy wishes to determine the relationship between advertising expense and sales
Philco Pharmacy wishes to determine the relationship between advertising expense and sales revenue the following month. Philco ran an Excel regression analysis on 36 months of data and derived the Excel out below: Philco's advertising expenses have ranged from $138,000 per month to $180,000 per month since the company was started 3 years ago. Question #1. Write down the regression model equation for the data supplied in good form. (2 marks)
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