The primary reason why researchers calculate an inferential statistic with the data they
collect is because they
a. wish to determine the statistical significance of their results.
b. wish to prove beyond a doubt that their hypothesis is correct.
c. desire to establish the reliability and validity of their methodology.
d. are intent on finding cause-effect relations.
e. want to organize their data and examine central tendencies.
a. wish to determine the statistical significance of their results.
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In prenatal development, the umbilical cord connects the
a. neural tube to the placenta. b. placenta to the amniotic sac. c. amniotic sac to the embryo. d. embryo and fetus to the placenta. e. embryo and fetus to the amniotic sac.
As a science, psychology has four goals. Which of the following is NOT one of those goals?
a. eliminate behavior c. predict behavior b. explain behavior d. control behavior
Unlike later in life, a neonate's sleep-wake patterns are governed by ____
a. light or dark cues b. hunger c. activity level d. hormonal level
The words "boat" and "goat" are most likely to become confused in short-term memory because ________
a. they are spoken similarly b. they both have one syllable c. they sound alike d. they look alike