Use the following information to answer questions #4 and #5. A variety of new me

Question

Use the following information to answer questions #4 and #5. A variety of new medications to treat asthma are currently being developed. As a biomedica l scientist, you have to test these medications to determine the rate at which each reduces asthma attacks in moderately been asked affected individuals. Inhalers are prep A placebo inhaler is also created (no medication, only saline solution). Seventy male individuals of a similar age ared that each contains a different substance: Drug 1, Drug 2, or Drug 3. at complain of daily asthma attacks are divided evenly into eight groups, each group testing either one or a combination of the substances listed above. Each individual receives two pumps from their inhaler each morning at 8:00 AM (in the case of individuals testing combinations of drugs, the individual receives one pump each of two drugs). The number of asthma attacks each individual experiences over a 180 day period is recorded and displayed in the graph below. 200 180 160 140 1 120 100 80 60 Z 40 20 According to the bar graph, what can be concluded about the effectiveness of Drug 2 in reducing asthma attacks? 5. A. It is most effective against asthma attacks when used alone. B. It improved the effectiveness of Drug 3 when used in combination. C. It improved the effectiveness of Drug 1 when used in combination. D. Both A and B describe the effectiveness of Drug 2 E. All of the above describe the effectiveness of Drug 2

Explanation / Answer

Correct answer would be: D.Both A and B describe the effectiveness of Drug 2.

Reason:From the graph, it is clearly seen that drug when used alone has the least number of asthma attacks in comparision to drug 1 and drug 2.Also, when used in combination with drug 1 and drug 3, we can compare and see that combination with drug 3 gives lesser asthma attacks while combination with drug 1 decreases the effectiveness of drug 1 as more asthma attacks are seen when drug 1 is combined with drug 2 than when drug 1 is used alone.

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