The intervals are usually of equal size because that is less confusing. However, bar charts are used for many purposes where trends in time are not involved.
No.
Time-Probability Graph
True
Indexes provide useful information including: Even with their limitations, indexes show trends and changes in investing patterns. They can give snapshots of market activity, even if they don't tell the whole story. Indexes provide a yardstick for comparison over time.
The intervals are usually of equal size because that is less confusing. However, bar charts are used for many purposes where trends in time are not involved.
Line and Scatter
It allows you to visualize and compare trends of data over intervals of time.
A line graph shows changes (or trends) over time.
The global poverty trends is on the decline all over the world.
It depends on the function.
a line graph
No.
Time-Probability Graph
its ok if not and okay if yes.
a bar graph
Either one of a scattergraph, a line graph or a bar chart can show trends over time.