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Mathematics, 24.11.2020 21:10 eric271828

The scatterplot and trend line show a positive correlation between advertising costs and sales. The slope was found using the points (6.4, 117) and (6.6, 120). What is the value of b in the equation of the trend line?

y = 15x + b


The scatterplot and trend line show a positive correlation between advertising costs and sales.

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