The correlation between the amount of time college students spends texting on their smartphone during class and the students' height in inches is probably
A. positive.
B. negative.
C. zero.
D. causal.
Answer: C
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Which of the following individuals would be a good candidate for genetic counseling?
A. Maria, who previously had twins B. Beth, who is 37 C. Ariel, who is a pregnant teenager D. Coral, who is unsure if she wants children
The term which refers to shared culture and background is:
a. politics b. population c. ethnicity d. census
To estimate the sample sizes required to obtain a desired amount of power, one needs to state the:
A. magnitude of the difference you expect to find in your experiment. B. amount of power required. C. expected error variance. D. All of the answers are correct.
Based on currently available data, ________ appear to be inherited.
a) specific phobias b) specific genes that influence fear and anxiety c) social phobias influenced by 15 different chromosomal abnormalities d) different degrees of trait anxiety