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4 Questions returned
No. & Date AskedQuestion
# 794 :: 8/10/09
Question 794 has been Answered
A psychologist has developed a test to measure self-control. The test is normed so that it has a mean of 100 and a standard deviation of 15... The s. . .

Z-Score, Percent Score, Percentile Rank, Area between

# 708 :: 4/30/09
Question 708 has been Answered
Standardized scores offers a way of comparing norm-referenced scores. The z-score distribution is based on knowing how many standard deviations away f. . .

Z-Score, t-score, Percentile Rank

# 294 :: 7/28/08
Question 294 has been Answered
A test is normally distributed with a mean of 40 and a standard deviation of 7. (a) What score would be needed to be in the 85th percentile?. . .

Z-Score, Percentile, Percentile Rank

# 27 :: 10/29/07
Question 27 has been Answered
What does percentile rank mean?. . .

Percentile, Percentile Rank