In a famous study, factory workers who knew they were being monitored as part of an
experiment to improve productivity showed increased performance whenever their work
environment was manipulated. This is known as
a. a single-blind study.
b. a double-blind study.
c. the enriched environment effect.
d. the Hawthorne effect.
e. the placebo effect.
d. the Hawthorne effect.
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Each time we ______ our sample size, we ______ the risk that our sample data differ from the entire population.
A. increase, reduce B. restrict, reduce C. reduce, increase D. increase, restrict
People with__________are generally unwilling to enter a relationship without some assurance of acceptance
A) delusional disorder B) illness anxiety disorder C) avoidant personality disorder D) bipolar disorder E) Select
The end of a neuron contains many _____, which are filled with _____ for transmitting messages to the neuron on the other side of the synapse.
A) transporters; neurotransmitters B) vesicles; receptors C) neurotransmitters; vesicles D) vesicles; neurotransmitters
Compared to unattractive adults, attractive adults are ______ liked and have ______ self- confidence
a. less well; lower b. better; lower c. less well; greater d. better; greater