The following the shows the hot dogs bought from a street vender over the course of light day ("Demand). Also shown in the temperature for each day degrees Celsius Complete porta a and below Temperature ( 22 Demand 31 13 31 21 36 19 38 46 5 17 23 13 24 40 a. Calculate the slope and intercept for the linear regression equation for these data Round to two decimal places as needed) b. Predict the demand for hot dogs on a day with a temperature of 7" The predicted demand for hot dogs on a day with a temperature of 7*ci (Round to the nearest Integer as needed)