Question

answer the questions below.
(a) the 9 members of a fraternity have the following test scores: 66, 118, 119, 120, 121, 122, 125, 127, 128. which measure should be used to summarize the data?
mean median mode
(b) elsa has recorded the number of miles she has driven for each of the last 10 weeks: 388, 391, 397, 404, 405, 409, 412, 413, 417, 419. which measure should be used to summarize the data?
mean median mode
(c) the readers of a children’s magazine are asked to name their favorite animals. which measure indicates the animal chosen most often?
mean median mode

Explanation:

(a) The data has an outlier (66) that would skew the mean; median is robust to outliers.
(b) The data is a symmetric, ordered set with no outliers, so mean is appropriate.
(c) Mode identifies the most frequently occurring value, which matches the goal of finding the most popular animal.

Answer:

(a) Median
(b) Mean
(c) Mode