If the appropriate measure of central tendency is the mean, then the most appropriate

measure of variability is the _____ .

a. median
b. range
c. standard deviation
d. population variance

C

Psychology

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Titchener broke experience down into ________ basic elements

a. two b. three c. four d. five

Psychology

Donepezil (Aricept), galantamine (Razadyne), rivastigmine (Exelon), and tacrine (Cognex) are among the common drugs prescribed to treat __________

a) Huntington's disease b) Alzheimer's disease c) schizophrenia d) Parkinson's disease

Psychology