For the following description of data, identify the W\'s, name the variables, sp
ID: 2949411 • Letter: F
Question
For the following description of data, identify the W's, name the variables, specify for each variable whether its use indicates it should be treated as categorical or quantitative, and for any quantitative variable identify the units in which it was measured (or note that they were not provided). Specify whether the data come from a designed survey or experiment. Are the variables time series or cross-sectional? Report any concerns you have as well Scientists at a major pharmaceutical firm conducted an experiment to study the effectiveness of a new pill to treat a cough. Using a specially prepared area at the firm, they exposed volunteers to a cough virus, then gave them either the new pill or a sugar solution known to have no effect on coughs. Several days later they assessed each patient's condition using a cough severity scale ranging from 0.5. They found no evidence of the benefts of the new pill. Who was measured? o A. The cough virus O B. The new pill O C. The experiment volunteers 0 D. This information is not given.Explanation / Answer
(a)
Question asked: Who was measured?
Correct option:
A. The cough virus
(b) Question asked: Who was measured?
Correct option:
A. 1267 American voters