About ______ of z-scores in the standard normal distribution are within ______ standard deviations of the mean.
A) 99%; ±1
B) half; ±2
C) two-thirds; ±3
D) 95%; ±2
Correct Answer:
Verified
Q50: About _ of z-scores in the standard
Q51: "Your score is almost two standard deviations
Q52: About _ of z-scores in the standard
Q53: "Your z-score on the exam is in
Q54: Roughly all of the z-scores in the
Q56: Roughly _ of z-scores in the standard
Q57: About _ of z-scores in the standard
Q58: "Your score is around two standard deviations
Q59: The _ of the standard normal distribution
Q60: About _ of z-scores in the standard
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