MDMA is also known as:
A) Methedrine.
B) Ecstasy.
C) methamphetamine.
D) Ritalin.
B) Ecstasy.
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Early maturation in girls may result in which of the following?
A. uncomfortable feelings at being different from their peers B. admiration from less mature classmates C. intellectual maturity beyond their peers D. lowered popularity and decreased social functioning
Which part of a neuron receives messages sent by other neurons?
A. nucleus B. dendrites C. axons D. synapses
Longitudinal studies that measured student motivation and connection to school work prior to taking on a job during high school have found that some students who work long hours may perform poorly in school due to
a. drug use by parents. b. greater interest in extracurricular activities on the part of students who work long hours. c. preexisting differences among individuals who choose to work long hours. d. higher school performance and more balanced behaviors on the part of students who work long hours.
Because chi-square is a nonparametric test, there is a greater probability of _____ when using it than when using a parametric test
a. making a Type II error c. overgeneralizing b. making a Type I error d. having low internal validity