Data Analysis A candy store manager wants to know the
Chapter 7, Problem 7.2.84(choose chapter or problem)
Data Analysis A candy store manager wants to know the demand for a candy bar as a function of the price. The daily sales for different prices of the product are shown in the table. (a) Find the least squares regression line for the data by solving the system for and (b) Use the regression feature of a graphing utility to confirm the result in part (a). (c) Use a graphing utility to plot the data and graph the linear model from part (a) in the same viewing window. (d) Use the linear model from part (a) to predict the demand when the price is $1.75.
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer