GED® Data Analysis & Probability
A comprehensive course on data analysis and probability for the GED®. Students learn to read and interpret tables, bar graphs, line graphs, and pie charts; calculate measures of center (mean, median, mode) and spread (range, standard deviation); understand probability of single and compound events; and apply statistical reasoning to real-world problems. Includes many worked examples and practice questions.
📚 Course Curriculum
Data visualization displays information in a format that is quick to understand. The GED® tests your ability to extract information from common displays. Tables:. A …
Open trial session →Pie charts divide a whole into slices, where each slice represents a part of the total. The whole circle always represents 100%. [[figure:pie_chart_budget Family budget …
Open trial session →These four measures describe a dataset in different ways. Mean (Average):. The mean is the sum of all values divided by the number of values. …
Open trial session →Probability measures the likelihood of an event occurring, from 0 (impossible) to 1 (certain). Basic Example:. A standard die has six faces numbered 1 to …
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Compound events involve multiple outcomes. AND Events (Intersection):. Both events must happen. Use multiplication. (Assuming events are independent—one doesn't affect the other.). Example: Probability of …
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A distribution describes how data is spread across a range. Normal Distribution (Bell Curve):. Many real-world datasets follow a bell-shaped curve: most values cluster near …
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Master these strategies for the GED® data and probability questions. Strategy 1 - Always read the graph carefully. Spend 15 seconds identifying:. Title: What is …
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Course Syllabus
Course Outcomes
📝 Practice Questions
28 interactive questions with instant feedback and explanations.
Enroll for free to unlock the full practice bank after the trial sessions.