Examlex
A flu epidemic spreads amongst a group of people according to the formula ,
where represents the number of people that are infected by the end of day t.
A. How many people are infected by the end of the fifth day (to the nearest person)?
B. At what rate do the people become infected on day 5 (to the nearest person per day)?
Interval Scale
A numerical scale where the order of values and the exact differences between them are known, but there is no true zero point.
Histogram
A graphical representation of the distribution of numerical data, where the data is split into bins or intervals, and the frequency of data within each bin is depicted by the height of a bar.
Bar Chart
A graphical representation of data using bars of different heights or lengths proportional to the values they represent.
Pie Chart
A circular graph divided into slices to illustrate numerical proportions in a dataset, where the arc length of each slice is proportional to the quantity it represents.
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