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Mathematics
Mathematics
Problem
Given
X
ˉ
′
=
20
\bar{X}' = 20
X
ˉ
′
=
20
,
σ
′
=
5
\sigma' = 5
σ
′
=
5
and
n
=
4
n = 4
n
=
4
, obtain control limits for
X
ˉ
\bar{X}
X
ˉ
.
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