A pharmaceutical company wants to test the effectiveness of a new allergy drug. The company identifies 250 females 30-35 years old who suffer from severe allergies.The subjects are randomly assigned into two groups. One group is given the new allergy drug and the other is given a placebo that looks exactly like the new allergydrug. After six months, the subjects' symptoms are studied and compared. Answer parts (a) through (c) below.(a) Identify the experimental units and treatments used in this experiment. Choose the correct answer below.O A. The experimental units are the 30- to 35-year-old females being given the treatment. The treatment is six months.O B. The experimental units are the symptoms from the drug. The treatment is the new allergy drug.O C. The experimental unit is the new allergy drug. The treatments are the severe allergies the patients suffer from.O D. The experimental units are the 30- to 35-year-old females being given the treatment. The treatment is the new allergy drug.7 of 7 qu(b) Identify a potential problem with the experiment design being used and suggest a way to improve it. Choose the correct answer below.O A. There may be a bias on the part of the patients since they do not know if they were given the placebo or the real drug.8 of 8 quB. There may be a bias on part of the experiment since only females are being tested.O C. There are no biases present.O D. There may be a bias on the part of the researcher if the researcher knows which patients were given the real drug.(c) How could this experiment be designed to be a double-blind? Choose the correct answer below.O A. The study would be a double-blind study if both the researcher and the patient did not know which patient received the real drug or the placebo.The etudu nuld he a doublehlind etudu if all natiente received the nlaraho and no natient raraived the real dri A phamaceutical company wants to test the effectiveness of a new allergy drug. The company identifies 250 females 30-35 years old who suffer from severe allergies.The subjects are randomly assigned into two groups. One group is given the new allergy drug and the other is given a placebo that looks exactly like the new allergydrug. After six months, the subjects' symptoms are studied and compared. Answer parts (a) through (c) below.O B. The experimental units are the symptoms from the drug. The treatment is the new allergy drug.O C. The experimental unit is the new allergy drug. The treatments are the severe allergies the patients suffer from.O D. The experimental units are the 30- to 35-year-old females being given the treatment. The treatment is the new allergy drug.(b) Identify a potential problem with the experiment design being used and suggest a way to improve it. Choose the correct answer below.O A. There may be a bias on the part of the patients since they do not know if they were given the placebo or the real drug.B. There may be a bias on part of the experiment since only females are being tested.OC. There are no biases present.O D. There may be a bias on the part of the researcher if the researcher knows which patients were given the real drug.(c) How could this experiment be designed to be a double-blind? Choose the correct answer below.O A. The study would be a double-blind study if both the researcher and the patient did not know which patient received the real drug or the placebo.O B. The study would be a double-blind study if all patients received the placebo and no patient received the real drug.O C. The study would be a double-blind study if both the researcher and the patient knew if they received the real drug or the placebo.O D. The study would be a double-blind study if the patient knew if they received the real drug or the placebo but the researcher did not.

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