Hp 49g Graphing Calculator Manuel d'utilisateur télécharger pdf (Page 101)

Histograms

A histogram is a repi'esentation of a frequency distribution. The length of

each bar in a histogram indicates how many items fall within its range.

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Figure 4-33: Default plot window and plot setup parameters for histograms

Figure 4-34: Sample histogram

Plot window parameters

H-View The horizontal display range, with the minimum

horizontal value in the first field and maximum horizontal

value in the second field.

V-View The vertical display range, with the minimum vertical

value in the first field and maximum vertical value in the

second field.

Bar Width The width of each bar. The default setting is one unit

Auto Resets the horizontal display range to span from the

iTiinimum value to the maximum value of the elements in

the Col field, and resets the vertical display range to span

from zero to the total number of rows in ZD AT.

Plot setup parameters

Type

ZDAT

The type of plot.

The data matrix, or name of the data matrix, containing

the data to be plotted.

The name of a matrix is the name you gave it when you

stored it as a variable. (See chapter 7, “Storing objects”,

for information on storing objects in variables.) If you are

entering the data matrix directly, the entire matrix, and

Plotting graphs

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Hp 49g Graphing Calculator Manuel d'utilisateur Page 101