<s>
Experimental	B-General_Concept
data	I-General_Concept
in	O
science	O
and	O
engineering	O
is	O
data	O
produced	O
by	O
a	O
measurement	O
,	O
test	O
method	O
,	O
experimental	O
design	O
or	O
quasi-experimental	O
design	O
.	O
</s>
<s>
Experimental	B-General_Concept
data	I-General_Concept
may	O
be	O
qualitative	O
or	O
quantitative	O
,	O
each	O
being	O
appropriate	O
for	O
different	O
investigations	O
.	O
</s>
<s>
Experimental	B-General_Concept
data	I-General_Concept
can	O
be	O
reproduced	O
by	O
a	O
variety	O
of	O
different	O
investigators	O
and	O
mathematical	O
analysis	O
may	O
be	O
performed	O
on	O
these	O
data	O
.	O
</s>
