Statistics Terminology - Elcometer 456 Operating Instructions Manual

11 STATISTICS TERMINOLOGY

Term
COEF OF VARIAT'N
HIGHEST READING
LOWEST READING
MEAN
NO. OF READINGS
STD DEVIATION
40
Meaning
Coefficient of Variation. The
standard deviation divided by
the mean for a group of
readings,
percentage.
The value of the maximum
thickness
readings.
The value of the minimum
thickness
readings.
The average of a group of
readings;
individual readings divided by
the number of readings.
Number of
running value for the number of
readings taken in a group. In
the case of the averaging or
counted average, the Number
of Readings is the number of
values recorded, not the total
number of readings taken.
Standard
statistical
spread of values in a group of
readings.
expressed
in a group
in a group
the sum
Readings.
Deviation.
measure
as a
of
of
of the
The
A
of the