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If a country has a trade deficit of $30 billion, which of the following can be true?
Standard Error of Measurement (SEM)
The standard error of measurement (SEM) is an estimate of the variation in scores due to measurement error, indicating how repeated measures of a person on the same instrument might differ.
T Score
A type of standardized score that has been adjusted to fit a normal distribution, typically with a mean of 50 and a standard deviation of 10.
Test-Retest Reliability
The consistency of a psychological test or assessment over time, measured by administering the same test to the same subjects at two different points in time.
Standard Error of Measurement (SEM)
A statistic that reflects the amount of error in the measurement of a score, indicating its accuracy and precision.
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