The manufacturer of a certain brand of freeze dried coffee hopes to shorten the process time without jeopardizing the integrity of the product. He wants to use 3 temperatures for the drying chamber and 4 drying times. The current drying time is 3 hours at a temperature of -15?C. The flavor response is an average of scores of 4 professional judges. The score is on a scale from 1 to 10 with 10 being the best. The data are as shown in the following table.(a) What type of model should be used? State assumptions(b) Analyze the data appropriately.(c) Write a brief report to the vice-president in charge and make a recommendation for future manufacturing of thisproduct.

Transcribed Image Text:

Temperature -15°C 9.60 9.63 9.55 9.50 9.40 9.43 1.5 hr 9.75 9.73 9.60 9.61 9.55 9.48 9.82 9.93 9.81 9.78 9.50 9.52 9.80 9.75 -20° C -10°C Time 1 hr 2 hr 3 hr 9.55 9.58