Question

answer the questions below.
(a) as part of the u.s. census, the number of children is reported for each family in the u.s. which measure gives the most common number of children for a u.s. family?
mean median mode
(b) at a certain company, the 9 employees have the following weekly salaries: $570, $800, $850, $880, $910, $920, $950, $960, $980
which measure should be used to summarize the data?
mean median mode
(c) a bakery sells 10 types of sandwiches. here are their calorie amounts: 549, 551, 559, 569, 574, 607, 611, 631, 633, 642.
which measure should be used to summarize the data?
mean median mode

Explanation:

(a) The mode is defined as the most frequently occurring value in a dataset, so it identifies the most common number of children.
(b) The dataset of salaries has no extreme outliers, and all values are distinct; the mean is a good summary as it uses all data points to represent the central tendency.
(c) The calorie amounts are a set of distinct values with no outliers, so the mean appropriately summarizes the central value of the dataset.

Answer:

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