The standard deviation of the population of individual scores is 22.50. A

given random sample of 100 scores produces a mean of 210. Calculate the
standard error of the mean.

What will be an ideal response?

SEm=2.25

Psychology

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In a study, a researcher finds correlations of -.75 and +.35. Which one correlation is considered stronger and why?

What will be an ideal response?

Psychology

Alzheimer's disease involves serious memory disorders. This suggests Alzheimer's disease affects:

a. the medulla and pons b. the tectum c. the cerebellum d. the hippocampus

Psychology