Peer Review

Bar and Pie Chart Creator

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Overall Rating:

Content Quality:

Effectiveness:

Ease of Use:

Overview:: This site is basically a calculator that allows the user to input in the categories and their frequencies, and the corresponding bar chart and pie chart are displayed based on what the user enter.
Type of Material:: Drill and Practice
Recommended Uses:: In-class activity, self study, home assignment, and high school.
Technical Requirements:: Use of Javascript
Identify Major Learning Goals:: The users can make a bar and pie chart using their own entered data, where users can understand how categorical data are converted into bar and pie chart form, explore how changing values changes the visuals, and develop comfortably with reading and creating these types of charts for statistics or mathematics courses.
Target Student Population:: Middle and high schools.
Prerequisite Knowledge or Skills:: Basic knowledge of statistics and mathematics with an elementary familiarity with categorical data (e.g., categories and counts or percentages), understanding what a bar chart and a pie chart represent, and some comfort interpreting charts.

Rating:
Strengths:: This site provides an accuarate visualization statistical basic tool for visualizing categorical data via bar and pie charts and it allows interactive engagement. The addition of content and clearly stated objectives makes the module more structured and student-centered.
Concerns:: The calculator should give the possibility to see also the percentages in the bar graph.

Rating:
Strengths:: This site strongly reinforces the connection between numerical data and visual representation. It is considered a highly efficient site where students can master chart creation and interpretation quickly. In addition, teachers can easily use this site to design assignments or assessments based on this tool.
Concerns:: It would be helpful to provide the student learning outcomes or resources such as to see the Bar and Pie chart as a tool making decision.

Rating:
Strengths:: This site is a visually appealing, simple, intuitive design that can be used by users without any difficulties. This site supports experimentation with values to promote discovery learning. Students can easily input data and obtain results quickly.
Concerns:: None