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Thus, if all recruited subjects answer this survey, in the case of the observed proportion for a response in a survey question be 50%% (worst case), there is a probability of 95%% that this result will be repeated to the whole population having a margin of error of 2 points (48%% ~ 52%%).
However, a similar instrument, the Youth Risk Behavior Surveillance System (YRBSS), has been found to be moderately reliable in adolescents, meaning there is reasonable consistency in how subjects answer the questions on different occasions [49].
The physical strengths of the stimuli at which the subjects' answer to the question "Does it hurt?" changed from "No" to "Yes" were the pain threshold to the respective stimuli and were analyzed for the effect sizes of the genetic and non-genetic factors.
Subjects answer each question on a 100 mm visual analogue scale and the higher numbers indicate worse pain or difficulty.
Based on the subjects answer ("yes" or "no" sensation) the °C amplitude of the following temperature step is doubled ("no" answer) or halved ("yes" answer) until a minimal perceptive criterion is established.
Exercise levels were determined based on subjects' answer to the question, "On average, how often do you exercise?" taken from the University of Chicago Diabetes/Quality of Life Survey (20) and categorized as none (rarely), mild (once or twice a week), moderate (three times a week), and intense (more than three times a week).
Similar(54)
Subjects answered ads for art models placed by the artist in small city newspapers.
When asked to judge the emotions, the subjects answered according to the body language.
The subjects answered detailed questions about their diets and medical history and provided updated information every two years.
We had independent judges rate the subjects' answers for degree of creativity, which can be done reliably.
Afterward, the subjects answered the questionnaires.
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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com