## Raja99 3 years ago what is z statistic ..in simple words or in terms of the formula of it? thanks in advanec

1. abayomi12

How to Calculate a z-score in Statistics By eHow Contributor How to Calculate a z-score in Statistics thumbnail Formula for Standard Score (z-score) In statistics, a z-score (or standard score) is used to compare means from different normally distributed sets of data. The actual score indicates how many standard deviations an observation is above or below the mean. The z-score is useful in research utilizing statistical analysis because it allows for the comparison of observations from different normal distributions. In effect, when items from different data sets are transformed into z-scores, then they may then all be compared. This article will show you how to calculate a z-score (or standard score).

2. Raja99

article?

3. abayomi12

yeah

4. Raja99

The actual score indicates how many standard deviations an observation is above or below the mean.. thanks a lot this is wat i was looking for...thanks again

5. abayomi12

u welclome

6. Raja99

r u specialized in probability like tht things