Educational Data Graphs

 

Here's the data extracted from the image, organized into a table:

Subject	Task	Value
Mathematics	Given two sides of a right triangle and the graph of a trig function, find the...	-13
Mathematics	Find the circumference of a circle	-9
Mathematics	Find the area of the rectangle or triangle	-7
Reading Comprehension	Identify main idea/theme	13
Reading Comprehension	Generalize	12
Reading Comprehension	Interpret tone	11
Reading Comprehension	Extend passage	7
Reading Comprehension	Predict	7
Reading Comprehension	Analyze structure	11
Reading Comprehension	Analyze author's purpose	4
Reading Comprehension	Follow instructions	5
Reading Comprehension	Make an inference	2
Reading Comprehension	Literal	1
Reading Comprehension	Draw conclusions	1
Reading Comprehension	Analyze viewpoint	1
Reading Comprehension	Interpret literary devices	1
Reading Comprehension	Analyze support	2
Reading Comprehension	Determine title	9
Reading Comprehension	Determine reasons	9
Reading Comprehension	Apply reading strategy	13
Reading Comprehension	Analyze assumptions	13
Reading Comprehension	Use graphic organizers	1
Reading Comprehension	Identify genre	-1
Reading Comprehension	Interpret figurative language	-2

Suggestions for Graphing:

Here are a few ways you could graph this data, depending on what relationships you want to visualize:

1. Bar Chart by Subject and Value:

• X-axis: Subject

• Y-axis: Value

• This would allow you to compare the values across different subjects. You could also color-code the bars by Subject.

2. Bar Chart by Task and Value:

• X-axis: Task

• Y-axis: Value

• This would allow you to see the distribution of values for different tasks. Given the number of tasks, a horizontal bar chart might be more readable.

3. Grouped Bar Chart:

• X-axis: Subject

• Y-axis: Value

• Bars grouped by Task.

• This would allow you to compare values across subjects, and see how the values vary for different tasks within each subject.

A grouped bar chart is suitable here because you have two categorical variables (Subject and Task) and a numerical variable (Value). It allows you to visualize how the Value changes across different Tasks within each Subject.Here's how you can interpret a grouped bar chart in this context:

• Each group of bars represents a Subject (e.g., Mathematics, Reading Comprehension).

• Within each group, there are multiple bars, each representing a different Task.

• The height of each bar corresponds to the Value for that specific Subject and Task.

• By comparing the heights of the bars within each group, you can see how the Value varies across different tasks for a given subject. For example, within the "Mathematics" group, you can compare the values for "Find the circumference of a circle" and "Find the area of the rectangle or triangle."

• By comparing the groups themselves, you can see how the Value varies across different subjects for a given task. For example, you could compare the "Find the circumference of a circle" bar in the "Mathematics" group to the (hypothetical) "Find the circumference of a circle" bar in a "Physics" group, if such data existed. This lets you see if performance on a particular task is generally higher or lower in different subjects.

4. Scatter Plot:

• If you had another numerical variable, you could use a scatter plot. But with the current data, a scatter plot is less suitable.

I'll provide the code for generating the first two types of bar charts, as those are most straightforward with this data.

I'll provide the code for generating the first two types of bar charts, as those are most straightforward with this dat