when to use esch grap ap Bio

Line graph

Use when showing change over time or continuous data. Example: enzyme activity vs. temperature.

Bar graph

Use when comparing different groups or categories. Example: plant growth under different light colors.

Scatter plot

Use when showing the relationship between two numerical variables. Example: enzyme concentration vs. reaction rate.

Pie chart

Use when showing parts of a whole (percentages). Example: macromolecule composition of a cell.

Histogram

Use when showing the distribution of one variable. Example: frequency of organism sizes in a population.

Box-and-whisker plot

Use when comparing data spread and medians across groups. Example: test scores from different classes.