The 99% confidence interval is the region in a group of scores that
A) a psychologist can be 99% confident includes the true population mean.
B) a psychologist can be 1% confident includes the true population mean.
C) includes 49% of the scores below the mean and 50% of the scores above the mean.
D) includes 50% of the scores below the mean and 49% of the scores above the mean.
Answer: A) a psychologist can be 99% confident includes the true population mean.
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