Solved by verified expert :151) The
strongest relationship, as indicted by these correlation coefficients, is:
A) +.68.
B) -.74.
C) +.71.
D) -.69.
152) The
strongest relationship, as indicted by these correlation coefficients, is:
A) -.74.
B) +.73.
C) +.68.
D) -.67.
153) The
weakest relationship, as indicted by these correlation coefficients, is:
A) +.27.
B) -.74.
C) -.35.
D) +.16.
154) A
researcher finds that there is no correlation between the colour of the house
you grew up in and your IQ. This relationship, as indicted by these correlation
coefficients, is:
A) -.35.
B) 0.0.
C) +.27.
D) -1.00.
155) A
researcher finds that there is no correlation between the colour of the house
you grew up in and your IQ. This relationship, as indicted by these correlation
coefficients, is:
A) +10.00.
B) -10.00.
C) 0.0.
D) -1.00.
156) Which
of the following statements about correlation is true?
A) Positive correlations are meaningful,
but negative ones are not.
B) A strong correlation is indicative
of a causal relationship between variables.
C) Correlations close to +1.0 or -1.0
are strong, while correlations close to 0 are weak.
D) Negative correlations are weak, but
positive ones are strong.
157) The
number of storks nesting in some European villages is positively correlated
with the number of human births in the villages. This means that:
A) when many storks are nesting in the
villages, researchers may predict fewer human births.
B) the researchers made an error in
their calculations since babies don’t attract storks!
C) since storks don’t bring babies, one
may assume that correlation never represents causation.
D) the number of human births may be
predicted by knowing the number of stork nestings.
158) The
higher a male monkey’s level of the hormone testosterone, the more aggressive
he is likely to be. This means that:
A) testosterone causes aggression.
B) testosterone and aggression are
negatively correlated.
C) testosterone and aggression are
uncorrelated.
D) testosterone and aggression are
positively correlated.
159) The
higher a male monkey’s level of the hormone testosterone, the less docile he is
likely to be. This means that:
A) testosterone deficiencies cause
docility in monkeys.
B) testosterone and docility are
negatively correlated.
C) testosterone and docility are
positively correlated.
D) testosterone and docility are
uncorrelated.
160) The
hotter the weather, the more muggings tend to occur. This means that:
A) hot weather and crime are
uncorrelated.
B) heat causes violent behaviours.
C) hot weather and crime are positively
correlated.
D) hot weather and crime are negatively
correlated.
