# Statistics

Researchers wish to determine if a new experimental medication will reduce the symptoms of allergy sufferers without the side-effect of drowsiness. To investigate this question, the researchers give the new medication to 50 adult volunteers who suffer from allergies. Forty-four of these volunteers report a significant reduction in their allergy symptoms without any drowsiness.

This is an example of
A. the establishing of a causal relationship.
B. a block design.
C. a randomized study.
D. a double blind experiment.
E. None of the above.

I think it's A, is it correct?

1. 👍
2. 👎
3. 👁

## Similar Questions

1. ### Aged College Student

The dosage of a certain medication is 1/4 ounce for every 50 pounds of body weight. How many ounces of this medication are required for a person who weighs 175 pounds?

2. ### Stats

Makers of a new pain-relieving medication claim that it relieves chronic pain faster than the current top-selling pain reliever on the market. A double-blind experiment was conducted in which 10 people who experience chronic pain

3. ### Economics

Mirk Labs is a British pharmaceutical company that currently enjoys a patent monopoly in Europe, Canada, and the United States on Zatab (pronounced zay-tab), an allergy medication. The global demand for Zatab is: Qd=15.0-0.2P

4. ### math

A pharmacy claims that the average medication costs \$32 but it could differ as much as \$8. Write and solve an absolute value inequality to determine the range of medication costs at this pharmacy. |x − 32| ¡Ý 8; The medication

1. ### Algebra

Participants in a study of a new medication received either medication A or a placebo. Find P(placebo and improvement). You may find it helpful to make a tree diagram of the problem on a separate piece of paper. Of all those who

2. ### Managerial Economics

Mirk Labs is a British pharmaceutical company that currently enjoys a patent monopoly in Europe, Canada, and the U.S on Zatab, an allergy medication. The global demand for Zatob is Qd=15.0-0.2P where Qd is annual quantity demanded

3. ### Math

When doctors prescribe medicine, they must consider how much the drug’s effectiveness will decrease as time passes. If each hour a drug is 20% less effective as the previous hour, at some point the patient will not be receiving

4. ### math

for every person who has the flu, there are 6 people who have only flu like symptoms. if a doctor see 40 patients, determine approximately how many patients you would expect to have only flu like symptoms.

1. ### Math

The table below shows the results of flipping two coins. how does the experimental probability of getting at least one tails compare to the theoretical probability of getting at least one tails Outcome: HH HT TH TT # of times

2. ### Managerial Econ

Mirk Labs is a British pharmaceutical company that currently enjoys a patent monopoly in Europe, Canada, and the United States on Zatab (pronounced zay-tab), an allergy medication. The global demand for Zatab is: Qd=15.0-0.2P