Reviewed by: David Chen, CFA
David Chen is a Certified Financial Analyst with over 10 years of experience in financial planning.
David Chen is a Certified Financial Analyst with over 10 years of experience in financial planning.
This calculator allows you to calculate the z-score using the TI-84 emulator.
How to Calculate Z-Score in TI-84 Calculator Emulator
Not calculated yet.
Formula
Z = (X – μ) / σ
Formula Source: Investopedia
Variables:
- X: The value you are calculating the z-score for.
- μ: The mean of the dataset.
- σ: The standard deviation of the dataset.
Related Calculators
What is Z-Score?
The Z-score represents the number of standard deviations a data point is from the mean. A higher Z-score indicates that the value is farther from the mean, while a lower Z-score indicates it is closer to the mean.
How to Calculate Z-Score (Example)
- Step 1: Enter the value (X), mean (μ), and standard deviation (σ).
- Step 2: Click “Calculate” to see the result.
- Step 3: Review the Z-score calculation and interpret the result.
Frequently Asked Questions (FAQ)
What does a Z-score of 1 mean? A Z-score of 1 means the value is 1 standard deviation above the mean.
Can the Z-score be negative? Yes, if the value is below the mean, the Z-score will be negative.