Math Problem Statement
The following data describes grades of students in geometry. Complete the frequency table for this data.
77.5,83.7,98.5,83.3,77.1,93.4,99.7,94.5,80.1,81.1,78.2,91.1,76.2,91.5,82.2,79.3,92.1,83.4
Determine the frequency of each class in the table shown. Answer
Keyboard Shortcuts Grades of Students in Geometry Class Frequency 75.0–79.9 Answer
80.0–84.9 Answer
85.0–89.9 Answer
90.0–94.9 Answer
95.0–99.9 Answer
Solution
The completed frequency table for the grades of students in geometry is:
Class | Frequency |
---|---|
75.0–79.9 | 5 |
80.0–84.9 | 6 |
85.0–89.9 | 0 |
90.0–94.9 | 5 |
95.0–99.9 | 2 |
Would you like more details on this, or do you have any questions?
Here are five related questions:
- How can cumulative frequency be calculated for this data?
- What is the total number of students who scored below 85?
- Can a histogram be constructed from this frequency table?
- How would the mean grade be calculated from this data set?
- How is the relative frequency calculated for each class?
Tip: To better understand the distribution, consider constructing a histogram or frequency polygon from the table.
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Math Problem Analysis
Mathematical Concepts
Statistics
Data Classification
Frequency Distribution
Formulas
Frequency = Count of values in the range
Theorems
None required for this level of problem
Suitable Grade Level
Grades 7-9