Identify the level of measurement of the data, and explain what is wrong with the given calculation.

Question

In a survey, the hair colors of respondents are identified as 10 for brown hair, 20 for blond hair, 30 for black hair, and 40 for anything else. The average (mean) is calculated for 594 respondents and the result is 22.3.

What is wrong with the given calculation?
A. Such data are not counts or measures ofanything, so the average (mean) needs to be computed in a different way.
B. The true average (mean) is 19.5.
C. Such data are not counts or measures.of anything, so it makes no sense to compute their average (mean).
D. There is nothing wrong with the given calculation.

Answer 1

Answer:
This type of data are not measurement of
anything, so it is not feasible to calculate
their average(Mean)