Midterm 1 - Version B - Multiple Choice

N1yieldsasmallerresultwhichisabetterreflectionofthesta

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Unformatted text preview: s
are
all
whole
numbers,
the
mode
will
be
a
whole
number*
 d. because
the
scores
are
all
whole
numbers,
the
mean
and
median
will
have
the
same
value
 e. all
of
the
above
are
correct
descriptions
 
 If
it
is
not
possible
to
divide
the
existing
categories
of
a
variable,
then
it
is
an
example
of
a
 _________
variable.
 a. construct
 b. independent
 c. dependent
 d. continuous
 e. discrete*
 What
is
the
rationale
behind
using
n‐1
in
calculating
the
sample
standard
deviation
instead
of
 just
N?
 a. None,
you
can
use
either
equation
interchangeably

 b. n‐1
removes
any
potential
outliers
in
the
sample
which
could
exaggerate
the
variance
 c. n‐1
will
yield
a
larger
result,
which
is
a
better
reflection
of
the
standard
deviation
of
the
 population*
 d. n‐1
yields
a
smaller
result,
which
is
a
better
reflection
of
the
standard
deviation
of
the
 population
 e. Both
b
and
d
 The
value
of
one
score
in
a
distribution
is
changed
from
X
=
20
to
X
=
30.

Which
measure(s)
of
 central
tendency
is
(are)
certain
to
be
changed?
 a. the
mean*
 b. the
median
 c. the
mean
and
the
median
 d. the
mode
 e. cannot
determine
from
the
information
given
 
 If
every
score
in
a
populati...
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This note was uploaded on 10/16/2011 for the course PSYCH 60 taught by Professor Parris during the Spring '11 term at UCSD.

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