WGU
C207
Data
Driven
Decision
Making
Module
1
Quantitative
analysis
is
another
name
for
what?
a)
algebra
b)
mathematics
c)
statistics
d)
probability
-
ANSWER-c)
statistics
If
a
dataset
is
presented
on
a
scale
of
hours
per
week,
which
scale
of
measurement
is
being
used?
a)
nominal
b)
ordinal
c)
interval
d)
ratio
-
ANSWER-d)
ratio
The
use
of
data,
statistical
and
quantitative
analysis,
explanatory
and
predictive
models,
and
fact-based
management
to
drive
decisions
and
add
value
is
called
________.
a)
analytics
b)
logic
c)
statistics
d)
data
mining
-
ANSWER-a)
analytics
Analytics
makes
use
of
all
these
things
to
drive
decision
making
and
add
value.
First,
second,
third,
fourth...
What
kind
of
data
does
this
represent?
a)
continuous
data
b)
nominal
data
c)
discrete
data
d)
ordinal
data
-
ANSWER-d)
ordinal
data
Ordinal
data
places
data
objects
into
an
order
according
to
some
quality .
This
kind
of
data
is
also
called
categorical
data. a)
continuous
data
b)
nominal
data
c)
discrete
data
d)
ordinal
data
-
ANSWER-b)
nominal
data
Nominal
data
is
used
to
put
data
into
categories,
which
is
why
it
is
also
known
as
categorical
data.
Assume
you
are
measuring
the
various
lengths
of
used
pencils,
and
you
collect
the
following
data
points
(in
inches):
1.37,
2.65,
2.78,
3.46,
3.91.
What
kind
of
data
are
these
data
points?
a)
continuous
data
b)
nominal
data
c)
discrete
data
d)
ordinal
data
-
ANSWER-a)
continuous
data
In
a
set
of
continuous
data,
a
point
can
lay
along
any
point
in
a
range
of
data.
A
data
point
that
can
only
take
on
whole
values
and
has
boundaries
is
called
what?
a)
continuous
b)
nominal
c)
discrete
d)
ordinal
-
ANSWER-c)
discrete
Discrete
data
points
are
always
whole
integers.
If
a
measure
is
consistent
and
repeatable
it
is
said
to
be
__________.
a)
good
b)
correct
c)
valid
d)
reliable
-
ANSWER-d)
reliable
To
be
considered
reliable,
a
measure
must
be
repeatable
in
multiple
locations
under
diverse
conditions.
A
small
group
from
which
you
make
an
inference
about
an
entire
population
is
called
a
__________.
a)
sample
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