hello i would appreciate some help with these thank youconsider the following sample data for th

1. For the first dataset, we need to find the slope of the least-squares best-fit regression lin

Question

Consider the following sample data for the relationship between advertising budget and sales for Product A: Observation 1 2 3 4 5 6 7 8 9 10 Advertising ($)40,000 40,000 50,000 60,000 60,000 60,000 70,000 80,000 80,000 90,000 Sales ($)239,000 248,000 316,000 365,000 358,000 375,000 432,000 476,000 486,000 552,000 What is the slope of the "least-squares" best-fit regression line? Please round your answer to the nearest hundredth. Note that the correct answer will be evaluated based on the full-precision result you would obtain using Excel.

          Consider the following sample data for the relationship between advertising budget and sales for Product A:

Observation        1              2              3               4            5             6          7                8             9            10  
Advertising   ($)40,000   40,000     50,000     60,000   60,000      60,000   70,000    80,000     80,000    90,000 
Sales            ($)239,000   248,000  316,000   365,000  358,000    375,000  432,000  476,000 486,000  552,000  

What is the slope of the "least-squares" best-fit regression line? Please round your answer to the nearest hundredth. Note that the correct answer will be evaluated based on the full-precision result you would obtain using Excel.

Added by Michael A.

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