The fact that so many older women get facelifts or Botox injections to look younger illustrates the concept of _______
a. gerontologism
b. scapegoating
c. ageism
d. discrimination against the elderly
c
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Sampling error occurs because:
a. the investigator chooses the wrong sample. b. of the operation of chance. c. of a calculation error in obtaining the sample mean. d. the measuring device is flawed.
Suppose you wish to compare three medical treatments for bipolar disorder (Treatments A,
B, and C). The null hypothesis would be that: A) the several populations being compared all have different means B) the several populations being compared all have the same mean C) the true population variances differ by a factor of 10 D) the true population variances differ by a factor of sample size
Ecology of aging, or _________, seeks to understand the dynamic relations between older adults and the environments they inhabit.
A. psychology of adaptation B. aging in place C. gerontology D. environmental psychology
Allofthefollowingarenormative,age-relatedchangesinvisionexcept
A. morelightisneededtodotaskssuchasreading. B. abilitytoadjusttochangesinilluminationdeclines. C. increasedsensitivitytoglare. D. glaucoma.