A study is testing the effectiveness of a new allergy medication. Sixty volunteers who reported they
experience allergies were randomly assigned to one of
two groups: one with the new medication, and another
with a placebo. After two weeks, the subjects' level of
allergic symptoms was surveyed.
n
Which of the following is a true statement concerning the
use of a placebo?
O The placebo is given to one group of subjects to see if
the subjects receiving the placebo experience fewer
allergic symptoms than the subjects taking the new
medication.
O The placebo is given to one group of subjects to see if
the subjects receiving the placebo experience more
allergic symptoms than the subjects taking the new
medication.
O The placebo is given to one group of subjects to see if
the subjects receiving the placebo think they have
fewer allergic symptoms because they believe they
are taking the new medication.
O The placebo is given to one group of subjects to see if
the subjects receiving the new medication think they
have fewer allergic symptoms because they believe

introduction, methodology, results, discussion

step-by-step explanation:

an observational study is one which consists of actual observation to record data and then analyse the data.

there are a number of factors that should be analyzed before starting an observational study.

the main four factors are:

i) introduction:   this should be analysed to check whether the purpose of the study is correctly established and the data recorded are appropriate for the study

methodology:   the method of collecting the data, such as whether randomly selected, and whether sample size matches with the population to be studied, whether questions asked are easy to answer by common men, etc.

results: then results such as summary of data with comments should be studied thoroughly

discussion:   the last is the discussion, this can be either by management people or persons who are all interested , etc.

4400

step-by-step explanation:

hey seth! : )

i’m not 100% sure, but i think it’s b

hope this ya : p

miss u!

- nicole

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