Exercise $14\mathrm{.}4($Dataset Fresh$)$

Enterprise Industries produces Fresh, a brand of liquid laundry detergent. In order to study the

relationship between price and demand for the large bottle of Fresh, the company has gathered

data concerning demand for Fresh over the last $30$ sales periods $($each sales period is four

weeks$).$ Here, for each sales period,

y $=$ demand for the large bottle of Fresh $($in hundreds of thousands of bottles$)$ in the sales

period, and

x $=$ the difference between the average industry price $($in dollars$)$ of competitors$$ similar

detergents and the price $($in dollars$)$ of Fresh as offered by Enterprise Industries in the sales

period.

Data is included in the Excel dataset Fresh. Use SAS to perform the simple linear regression

analysis and answer the following questions.

a$.(2$ pts$)$ Find the least squares point estimates $0$ and $1.$