Question

a school is studying math for data and financial literacy standardized test scores. which of the following displays could be used to represent the data, and why? bar chart, because test scores are numerical box plot, because test scores are categorical circle graph, because test scores are categorical stem - and - leaf - plot, because test scores are numerical

Explanation:

Test scores are numerical data. Stem - and - leaf plots are used for numerical data to show the distribution and retain the actual data values. Circle graphs are for showing proportions of categorical data. Box plots are good for showing the distribution characteristics of numerical data but don't retain all individual values like stem - and - leaf plots. Bar charts are mainly for comparing amounts in categorical data. Since test scores are numerical, stem - and - leaf plots are a suitable choice.

Answer:

Stem - and - leaf plot, because test scores are numerical