A random sample of 41 children (all 5 years of age) was selected and given the Reading test of the WRAT (Wide Range Achievement Test). The sample mean was 20.57 and the estimated standard error of the mean was 1.98
Test whether the sample could be representative of a population whose mean was 23.52.
What will be an ideal response?
t= -1.490 Fail to reject
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According to Schaie and colleagues (2004), what six circumstances tend to lessen cognitive decline in advanced late adulthood?
What will be an ideal response?
Alcohol's influence on body sway is due to its effects on the cerebellum
a. True b. False Indicate whether the statement is true or false
The fight-flight response results in:
a. cognitive coping devices b. increased energy to deal with threatening situations c. psychosomatic symptoms d. reduction in corticoids levels
Alzheimer's disease involves several changes in the brain. Which of the following is not one of the affected structures?
a. neurofibrillary tangles b. beta amyloid proteins c. extrapyramidal cells d. tau proteins