## How do you find Z on a TI 84?

Find z-score TI-84 Plus – Given quartiles, percentiles, or area

## How do you find the Z score on a TI 83 Plus calculator?

How to find a critical z value on the TI83 –

## How do you find probability with Z score?

The first thing you do is use the z-score formula to figure out what the z-score is. In this case, it is the difference between 30 and 21, which is 9, divided by the standard deviation of 5, which gives you a z-score of 1.8. If you look at the z-table below, that gives you a probability value of 0.9641.

## How do you find the z score of a percentile on a calculator?

Using z scores to find percentiles –

## How do you find the Z score on a calculator?

How to find a critical z value on the TI83 –