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210 Statistics 1Var app
160 E
165
E
170 E
175 E
180 E
3. Find the mean of the
sample.
Tap to see
the statistics
calculated from the
sample data in D1.
The mean (x
_
)is 170.
There are more
statistics than can be
displayed on one
screen. Thus you may need to scroll to see the statistic
you are after.
Note that the title of the column of statistics is H1.
There are 5 data-set definitions available for one-
variable statistics: H1–H5. If data is entered in D1, H1
is automatically set to use D1 for data, and the
frequency of each data point is set to 1. You can
select other columns of data from the Symbolic view
of the app.
4. Tap to close the statistics window.
5. Press
Y to see the
data-set definitions.
The first field in each
set of definitions is
where you specify
the column of data
that is to be
analyzed, the
second field is where you specify the column that has
the frequencies of each data point, and the third field
(
Plotn) is where you choose the type of plot that will
represent the data in Plot view: Histogram, Box and
Whisker, Normal Probability, Line, Bar, or Pareto.