Solartron 1260 - Page 115

Pages 2 to
10: Stored
Results
iT-
RESULT
STORE
1
g.
delay
=
5.3479ns
a
=
13.567
b
=
1.259
12.2.4
STATS
Statistics
of
measurements
stored
in
history
file. (Two
pages)
MEAN
MINIMUM
MAXIMUM
COUNT
STANDARD
DEV
VARIANCE
The results
from which
the
statistics
are to
be derived
are selected
as
Par
1
or Par
2,
from
STATS in
the FILE
CONFIGURE
menu.
Par 1
and
Par 2
are the
displayed
parameters,
which,
in turn,
are
selected from
the
DISPLAY
menu.
The
statistics
computed
are the
minimum
and
maximum
values,
the result
count
,
i.e.
the
sample
size n,
and
MEAN
-
Y
-
=
x
A
—
‘ yi
mean
(x.-x
)
2
i
mean
/
i
=
n
STANDARD
DEV
=
V
(
V
£
=
1
To
ensure
that the
statistics
are meaningful
and
accurate:
1
CLEAR
the history
file, from
the VIEW
FILE
menu.
2.
Make
a series
of measurements,
ensuring
they
are
stored in
the history
file
3.
Select the
parameter
from which
the
statistics
are
to be
derived,
from
the
DISPLAY
and FILE
CONFIGURE
menus.
4.
LIST
the filed
results, from
the VIEW
FILE
menu.
5. Read
the
statistics from
the STATS
pages
shown above.
To
derive
the
statistics of
other
parameters
from
the
same
measurements,
repeat
steps
3 through
5.
(x.-x
)“
i
mean
l
=
1
i
=
n
V
ARIANCE
=
V
i
=
i
5.46
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