In a normal distribution, approximately __________ of the cases (or scores) occur between one standard deviation and two standard deviations either above or below the mean.
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Q32: The kind of standard score that divides
Q33: In a normal distribution, approximately _ of
Q34: A correlation coefficient can range between _
Q35: A scale with four values that correspond
Q36: The two most important measures of dispersion
Q38: Relationships between variables are quantified through _.
Q39: It is impossible to have a percentile
Q40: If a test normed in 1990 was
Q41: Describe briefly (through mean, standard deviation, and
Q42: What are the advantages of using standard
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