## How to Find Z Score on TI-84 plus Calculator

The Inverse Normal Probability Distribution Function invNorm() is used to find z score from the percentile on TI-84 plus calculator. invNorm(probability, μ, σ) where: Note: Finding the Z-score indicates that the given distribution is a standard normal distribution with a mean of 0 and a standard deviation as 1 Using the invNorm function on TI 84 …