A friend of yours assigned a code of 1 to "male" and a code of 2 to "female" on the variable sex.Your friend asked the computer to compute the average score on sex.The computer printout contained the following information: mean=1.38,standard deviation=.43,median=1.4,and mode=1.0.You advise your friend that the best measure(s)of central tendency is(are).
A)mean
B)standard deviation
C)median
D)mode
E)the mean,the median,and the mode are equally appropriate

Question

Quizplus · Accepted Answer

Given the nature of the data (categorical with numerical codes), the mode is the most appropriate measure of central tendency because it identifies the most frequent category. Mean and median are not suitable for categorical data despite being coded numerically.

A Friend of Yours Assigned a Code of 1 to "Male