Problem 6) [8 points) The pet product company Purina conducts feeding trials for dog food before releasing item in stes. Ore fee&'g trial fry a new food for miniature dogs involved selecting a random sample of n miniature dogs frorn a large pomJlation. feeding them rew food for 2 months. and then collecting data on certain variables. Fill in the blanks below with one of these symbols: One variable of interest in the feeding trial is measured in grams per deciliter. a) Hemoglobin data for the random sample of n miniature dogs would be summarized with b) The corresgxjnding parameter would be Another variable of interest in the feeding trial is whether the dogs willingly ate the food (found it yes or c) Palatability data for the random sample of n dogs would be summarized with d) The corresponding parameter would be _