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z = (raw score - mean)/standard error.

Since the standard error is positive, z < 0 => (raw score - mean) < 0 => raw score < mean.

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Q: Is a negative z score always an indicator that the raw score is below the mean?
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Related questions

A negative z score always indicates that the raw score is below the mean?

Vale verga ;)

Is it true any score with value less than the population mean will have a negative z-score?

Yes. If a score is below the mean, the z score will be negative.

Does a negative z score always yield a negative percentile?

A percentile is always between 0% and 100%, never negative.

Does a negative z score yield a negative probability value?

no, z score can be negative but a probability is a always positive between 0 and 1.

What does a negative z-score mean?

z-score of a value=(that value minus the mean)/(standard deviation). So if a value has a negative z-score, then it is below the mean.

How do you interpret a negative z- score?

A negative z-score indicates that the observed value (or statistic) was below the mean. In non-directional tests, a negative z-score is just as likely as a positive one.

What is measured by the sign of a z-score?

The sign of the z score is negative if the observation was below the mean and positive if it was greater.

What is the probability of a z score below negative two point ten?


How long does bad credit affect your credit score?

as long as your credit file contains negative information it will always impact your credit score

What is the lexile score age10?

A lexile score for students in fifth grade is 800 so I guess any score above that is good. If you are below, you can always catch up!

What credit score is perfect credit and what score is considered bad credit?

Credit score that is around or more than 700 is considered to be good and score below 500 is considered to be bad. It is always advised to constantly monitor your credit score.

What is the meaning of a negative z score?

A negative z score is a value that is less than the mean value.