Standard deviation is a measure of ______________
A) central tendency
B) variability
C) statistical significance
D) correlation
Answer: B
Rationale: The standard deviation is a measure of variability around the mean. It can be thought of as an estimate of the average distance from the mean.
Psychology
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Nick was admitted to a mental institution because he heard voices talking to him that no one else could hear, and he saw demons attacking him, though no one else could see anything near him. Nick's symptoms are known as ________
a. delusions b. obsessions c. hallucinations d. compulsions
Psychology
The greater a child's __________ before he enters school, the faster he learns to read
Fill in the blanks with correct word
Psychology