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WGU C784 - Applied Healthcare Statistics Objective Assessment #1 questions and answers
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WGU C784 - Applied Healthcare Statistics Objective Assessment #1 questions and answers
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WGUC784
-
Applied
Healthcare
Statistics
Objective
Assessment
#1
Given
the
following
set
of
numbers:
3.3,
-2.3,
-16,
25.
What
are
the
square
roots
of
the
whole
number?
A.
+/-
2.3
B.
+/-
3.3
C.
+/-
4
D.
+/-
5
-
ANSWER-D.
+/-
5
Composite
Number
-
ANSWER-A
number
with
more
factors
that
just
one
and
itself.
Equivalent
Fractions
-
ANSWER-Different
fractions
that
represent
the
same
value.
X-Axis
-
ANSWER-The
horizontal
line
that
passes
through
the
origin
on
a
coordinate
plane.
Qualitative
Data
-
ANSWER-Non-numeric
information
based
on
some
quality
or
characteristic.
No
Correlation
-
ANSWER-There
is
no
apparent
overall
trend
between
the
two
variables.
If
the
correlation
coefficient
is
0,
this
only
rules
out
a
linear
trend.
There
could
be
a
non-linear
or
curvilinear
trend.
Extrapolate
-
ANSWER-Using
information
from
a
data
set
to
make
predictions
about
data
outside
of
the
original
set.
Event
-
ANSWER-An
outcome,
or
set
of
outcomes,
whose
chance
of
occurrence
can
be
represented
with
a
probability. Given
the
following
set
of
numbers:
10,
2.5,
-4,
-4.5,
5.
What
is
the
sum
when
adding
together
only
the
whole
numbers?
A.
5.5
B.
11
C.
12.5
D.
15
-
ANSWER-D.
15
Operation
-
ANSWER-In
Mathematics,
an
operation
is
a
procedure
which
generates
a
new
value
from
one
or
more
operands,
or
Mathematical
values.
Conditional
Proportion
-
ANSWER-A
proportion
where
one
part
of
the
proportion
is
a
variable,
or
unknown
quantity.
Coefficients
-
ANSWER-A
number
by
which
a
number
is
multiplied.
This
number
is
written
in
front
of
the
variable(s).
Mean
-
ANSWER-Average,
calculated
by
adding
a
series
of
elements
in
a
data
set
together
and
dividing
by
the
total
number
in
the
series.
Outlier
-
ANSWER-An
observation
point
that
is
statistically
distant
from
the
other
observations
in
the
dataset.
Regression
Line
-
ANSWER-The
line
of
best
fit
to
show
the
relationship
between
variables,
the
one
that
minimizes
distance
from
each
data
point
to
the
line.
Experiment
-
ANSWER-A
procedure
that
can
be
done
repeatedly
which
has
a
well
defined
set
of
outcomes.
Given
the
following
expression:
4
+
7
×
(6
-
3)2.
What
is
the
answer
using
proper
order
of
operations?
A.
25
B.
46
C.
67
D.
99
-
ANSWER-C.
67
Multi-Step
Expression
-
ANSWER-An
expression
or
equation
with
more
than
two
values
and
two
or
more
operators
that
requires
multiple
steps
to
be
solved.
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