ne graph?","back":"When comparing separate categories (e.g. land-use types) rather than continuous change.","points":1,"mcqOptions":[{"text":"When comparing separate categories (e.g. land-use types) rather than continuous change.","correct":true,"explanation":"Vertical bars keep distinct categories visually separate, making comparisons between values clear. A line graph would imply continuity or meaningful change between adjacent categories."},{"text":"When showing continuous change (e.g. temperature over time) rather than separate categories.","correct":false,"explanation":"Continuous change is normally displayed with a line graph because connected points show the trend between measurements. Vertical bars are more appropriate for comparing separate categories."},{"text":"When showing parts of a whole (e.g. employment sectors) rather than separate categories.","correct":false,"explanation":"Parts of a whole are better represented by a divided bar graph or pie chart. A vertical bar graph is used to compare separate categories."},{"text":"When comparing two variables (e.g. rainfall and discharge) rather than continuous change.","correct":false,"explanation":"The relationship between two numerical variables is usually shown with a scatter graph. A vertical bar graph is chosen when values belong to distinct categories."}]},{"id":"ad05f2fd-8fbb-40d0-8801-91a168ebf4e7","cardType":"basic","front":"What is the specific use case for a divided bar graph?","back":"To show parts of a whole (proportions), such as employment structure adding to 100%.","points":1,"mcqOptions":[{"text":"To show parts of a whole (proportions), such as employment structure adding to 100%.","correct":true,"explanation":"A divided bar represents one total split into proportional sections. The section lengths show each category’s contribution, and all sections together represent 100%."},{"text":"To show change over time (trends), such as annual temperatures recorded over 50 years.","correct":false,"explanation":"Change over time is normally shown with a line graph, which reveals trends between successive observations. A divided bar shows proportions that combine to form a whole."},{"text":"To show relationships between variables (correlations), such as altitude plotted against temperature.","correct":false,"explanation":"Correlation between two variables is examined using a scatter graph. A divided bar instead displays how several proportional categories contribute to one total of 100%."},{"text":"To show frequencies in groups (distributions), such as river sediment sizes within intervals.","correct":false,"explanation":"Grouped frequencies are typically displayed using a histogram, especially when the data are continuous. A divided bar is specifically used for proportions forming a complete whole."}]},{"id":"b6f519e3-08b1-4395-a050-bc0e458bd202","cardType":"basic","front":"What are the components of the TAILS graph-checking mnemonic?","back":"

Title
Axes
Intervals
Labels (or legend)
Source (or scale)

","points":3,"mcqOptions":[{"text":"

Title
Axes
Intervals
Labels (or legend)
Source (or scale)

","correct":true,"explanation":"TAILS checks that a graph has an informative title, correctly presented axes and intervals, clear labels or legend, and an identified source or suitable scale."},{"text":"

Trend
Accuracy
Index
Length (or line)
Statistics (or sample)

","correct":false,"explanation":"These are possible features of data analysis, but they are not the TAILS mnemon

Graphical skills

Graphical skills Flashcards

Graphical skills

Graphical skills Flashcards