Students in an experimental psychology class did research on depression as a sign of stress. A test was administered to a sample

Question

Students in an experimental psychology class did research on depression as a sign of stress. A test was administered to a sample
of 30 students. The scores are shown below.
43 51 11 90 76 35 64 36 42 72 54 62 35 74 51
72 36 28 38 61 49 63
35 41 22 36 51 47 86
35 41 22 36 51 47 86 13
To find the 10% trimmed mean of a data set, order the data, delete the lowest 10% of the entries and the highest 10% of the
entries, and find the mean of the remaining entries. Complete parts (a) through (c).
Man (RUNG to the heart to as t
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(c) What is the benefit of using a trimmed mean versus using a mean found using all data entries?
OA. It simply decreases the number of computations in finding the mean.
OB. It eliminates potential outliers that could affect the mean of the entries.
OC. It permits the comparison of the measures of central tendency.
OD. It permits finding the mean of a data set more exactly

Kunduz · Accepted Answer

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