WGU
C207
Data
Driven
Decision
Making
Quiz
Questions
(Test
Study
Questions)
For
companies
to
attract
and
retain
their
best
customers
they
need
a
complete
portrait
of
who
they
are.
To
develop
this
portrait
companies
turn
to?
-
answeranalytics
A
manufacturer
wants
to
maximize
their
factory
output
while
specifically
minimizing
labor
costs.
What
type
of
analytics
might
they
employ
to
achieve
this
goal?
-
answerprescriptive
analytics
What
type
of
data
error
that
occurs
in
measurement
is
constant
within
a
data
set
and
is
sometimes
caused
by
faulty
equipment
or
bias?
-
answersystematic
An
Educator
develops
a
new
standardized
test
to
measure
math
skills
of
ninth
graders.
She
has
students
in
her
home
state
of
Ohio
take
the
test.
If
the
test
is
to
be
used
on
a
national
level,
what
type
of
error
might
be
found
in
her
data?
-
answermeasurement
bias
A
city
government
is
trying
to
determine
the
national
origins
of
its
recent
immigrant
population.
If
a
survey
of
the
immigrant
population
is
conducted
in
English
what
type
of
error
might
be
present
in
the
data?
-
answeromission
The
use
of
Big
Data
is
increasingly
important
to
businesses
in
competitive
markets.
Which
of
the
following
characteristics
is
not
true
of
big
data?
-
answercan
be
analyzed
with
traditional
spreadsheets
The
Davenport-Kim
three-stage
model
consists
of
framing
the
problem,
solving
the
problem,
and
communicating
results.
Which
two
of
the
following
are
part
of
framing
the
problem
stage?
-
answerdetermine
the
scope
of
the
problem,
review
of
previous
findings
A
healthcare
provider
is
researching
blood
glucose
levels
before
and
after
exercising.
What
two
elements
should
be
part
of
any
experimental
study
such
as
this?
-
answertreatment
procedures,
experimental
response
Runners
cover
26.2
miles
in
the
Olympics
marathon.
What
level
of
measurement
is
this?
-
answerratio What
level
of
measurement
is
the
type
of
cars
produced
in
Ford
factory?
-
answernominal
What
level
of
measurement
is
this
the
10
best
cities
in
the
U.S.
to
retire
in?
-
answerordinal
What
level
of
measurement
are
women's
dress
sizes
(2,4,6,
etc.)?
-
answerinterval
A
local
school
board
is
studying
the
impact
of
a
proposed
change
in
testing
on
math
scores.
Bias
can
be
introduced
into
the
study
by
both
students
and
teachers.
Which
research
technique
would
eliminate
this
type
of
bias?
-
answerdouble
blind
study
A
Company's
product
development
team
test
3
new
car
waxes
by
waxing
5
cars
with
each
wax
and
then
running
them
through
a
car
wash.
They
then
record
number
of
washes
it
takes
before
the
wax
begins
to
deteriorate.
What
is
the
term
for
the
five
cars?
-
answerexperimental
unit
An
online
retailer
selling
workout
apparel
has
a
large
increase
in
sales
during
December
and
declares
that
their
weekly
newspaper
ad
resulted
in
higher
sales.
What
misuse
of
statistics
may
the
retailer
have
used
in
making
this
decision?
-
answerassociation
and
causation
An
educator
collects
eighth
grade
math
scores
from
a
local
school
and
used
this
data
to
recommend
curriculum
changes
for
grades
8
-
12.
What
misuse
of
statistics
may
the
educator
have
used
in
making
this
recommendation?
-
answernot
a
representative
sample
An
economist
wishes
to
study
the
distribution
of
household
income
in
a
Midwestern
city.
He
randomly
selects
a
sample
from
12
households.
He
notices
two
large
incomes
in
his
sample.
Which
measure
best
represents
the
middle
of
the
incomes?
-
answermedian
A
cable
company
offers
its
customers
both
cable
television
and
internet.
What
statistical
rule
should
be
used
to
determine
the
probability
that
customers
will
have
both
cable
television
and
internet?
-
answermultiplication
A
department
store
is
considering
a
new
credit
policy
to
reduce
defaults
on
payments.
Its
records
show
that
95%
of
defaults
have
at
least
2
late
payments.
Also,
3%
of
all
customers
default
and
30%
of
those
customers
who
have
not
defaulted
have
a
least
2
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