but ou pis pos The following table shows the hot dogs bought from a street vendor over the course of eight days ("Demand). Also shown is the temperature for each day in degrees Celsius. Complete parts and below Temperature (*) 2110 22 19 5 13 20 20 Demand 40 28 35 40 19 22 4333 a. Calculate the slope and y-intercept for the linear regression equation for these data. y=[-( D* (Round to two decimal places as needed.) b. Predict the demand for hot dogs on a day with a temperature of 15C The predicted demand for hot dogs on a day with a temperature of 15C is (Round to the nearest Integer as needed.) WIJ Dnows the hot dogs bought from a street vendor over the course of eight da Temperature (C) 21 10 22 19 5 13 20 20 Demand 4928 35 40 19 22 43 33 a. Calculate the slope and y-intercept for the linear regression equation for these data. y = + ( ) x (Round to two decimal places as needed.) b. Predict the demand for hot dogs on a day with a temperature of 15c. The predicted demand for hot dogs on a day with a temperature of 15C is (Round to the nearest integer as needed.)