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Input quantity background level M
0
:
0.001
±
0.001 [nC]
M
0
is of type B uncertainty, which means that the
uncertainty u must be
obtained from
other information.
Combined uncertainty for M:
0.002
Standard deviation of a
rectangular distribution:
00058 0
32
a
u
.
= =
a
assumed
distribution of M
0
:
( )
( )
(
)
03853 0
2
2
0
.
u
u
M
u
M
*M
c
=
+
=