Exam 18: Understanding and Representing Concepts of Data

Circle graphs are used to illustrate:

A box-and-whisker plots graphically displays:

A student asks you to explain why there are both histograms and bar graphs. Give examples that illustrate the differences between these two types of graphs.

NAEP: The pie chart below shows the portion of time Brooklyn spent on homework in each subject last week. If Brooklyn spent two hours on mathematics, about how many hours did Brooklyn spend on homework altogether?

TIMSS: The graph below shows the number of pens, pencils, rulers, and erasers sold by a store in one week. The names of the items are missing from the graph. Pens were the item most often sold, and fewer erasers than any other items were sold. More pencils than rulers were sold. How many pencils were sold?

In order to determine the favorite ice cream flavor of the class, you would determine the

Which of the following is not a characteristic of a hat plot?

The mode can be determined for:

Children have difficulty deciding when the mode, median, and mean would be appropriate measures of data. Give one situation for each measure of central tendency that would help children remember the differences and uses for these measures.

Find the median of the following set: {7, 9, 12, 6, 18, 44}

Suppose childre n are asked to give the number of children in their families, and they find that two children is the most frequent answer. They are working with the:

Children use circle graphs:

Data collection is more meaningful for younger children if it relates to their lives. Give three examples of data collection activities that would further children's understanding of data collection.

A line plot is:

A line graph could be used in each of the following situations except for :

In order to find the class average on a test, you would determine the

What are two misconceptions children are prone to experience when working with bar graphs?

Prerequisites for constructing circle graphs include all of the following except for :

Comparing a bar graph to a histogram, which of the following is a true statement?

Circle graphs are difficult for children to create until they have reached the maturation level of middle school. What are some ways that elementary teachers can introduce circle graphs before that time?