Answer to Question #151503 in Statistics and Probability for sam

Question

Describe which measure of central tendency-mean, median, or mode was probably used in each situation.

a. One half of the factory workers make more than $5.37per hour and one half make less than $5.37.

b. The average number of children per family in the Plaza Heights Complex is 1.8

c. Most people prefer red convertibles over other colors.

Answer 1

a. Median divides a data set neatly into two groups. And not affected by one or two extreme values. Therefore, median is used.

b. Mean unique-there’s exactly one mean for any data set. And this is numerical data. Therefore, mean is used.

c. Mode can be used with categorical data like candidate preference, choice of major, etc. Red convertible is categorical data. Therefore, mode is used.