Posted by Ang on Wednesday, February 1, 2012 at 12:07am.
A researcher is measuring problemsolving times for a sample of n = 20 children. However, one of the children fails to solve the problem so the researcher has an undetermined score. What is the best measure of central tendency for these data?

statistics  MathGuru, Wednesday, February 1, 2012 at 7:32pm
Median.
Measures of central tendency are mean, median, and mode.

statistics  Anonymous, Sunday, September 20, 2015 at 8:43am
central tendency can not be determined
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