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Is a negative z score always an indicator that the raw score is below the mean?
Yes.z = (raw score - mean)/standard error.Since the standard error is positive, z < 0 => (raw score - mean) < 0 => raw score < mean.
What does a positive Z-score mean?
it means that the score is above the mean
How do you find the mean from raw score z score and standard deviation?
To find the mean from a raw score, z-score, and standard deviation, you can use the formula: ( \text{Raw Score} = \text{Mean} + (z \times \text{Standard Deviation}) ). Rearranging this gives you the mean: ( \text{Mean} = \text{Raw Score} - (z \times \text{Standard Deviation}) ). Simply substitute the values of the raw score, z-score, and standard deviation into this formula to calculate the mean.
Calculate the z-score for a test score of 87 if the mean test score is 81.1 and standrd deviation is 11.06?
z score = (test score - mean score)/SD z score = (87-81.1)/11.06z score = 5.9/11.06z score = .533You can use a z-score chart to calculate the probability from there.
What is the symbol for mean absolute deviation?
there is no symbol for it.
What does a2 mean in an orchestral score?
The a2 symbol is Italian for "a due", meaning both instruments play in unison
What does the plus symbol next to the score on a credit report mean?
This depends on where you got the credit report. Different companies use different symbols.
What does it mean if the Z score of a test is equal to 0?
If the Z Score of a test is equal to zero then the raw score of the test is equal to the mean. Z Score = (Raw Score - Mean Score) / Standard Deviation
The pause in the score of a concerto is indicated by what sign or symbol?
A Fermata
What is the significance of the rit music symbol in a musical score?
The rit music symbol in a musical score indicates that the tempo should gradually slow down, adding expression and emotion to the music.
What does a positive Z-score mean?
it means that the score is above the mean
Your MELD score is 18 what does that mean?
my meld score is 16. what does that mean?
Is a negative z score always an indicator that the raw score is below the mean?
Yes.z = (raw score - mean)/standard error.Since the standard error is positive, z < 0 => (raw score - mean) < 0 => raw score < mean.
What does it mean when the symbol is above the symbol?
Depending upon which symbol you mean, it usually means that symbol DOUBLED.
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.
How do you find the mean from raw score z score and standard deviation?
To find the mean from a raw score, z-score, and standard deviation, you can use the formula: ( \text{Raw Score} = \text{Mean} + (z \times \text{Standard Deviation}) ). Rearranging this gives you the mean: ( \text{Mean} = \text{Raw Score} - (z \times \text{Standard Deviation}) ). Simply substitute the values of the raw score, z-score, and standard deviation into this formula to calculate the mean.
What is the duration of a half rest music symbol in a musical score?
A half rest in music lasts for two beats in a musical score.
