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Z Score Normal Distribution Calculator. This test has a standard deviation σ of 25 and a mean μ of 150. The z-score is the number of standard deviations from the mean. Knowing the z-score associated with a particular standard normal probability can be very useful for analytics studies that use z-scores for comparative or descriptive purposes. Z score calculator is an online tool that find the z score of a normal distribution.
To get the answer -67. Lets find out z score definition its formula and how to calculate z score without using z-score calculator. Z score calculator is an online tool that find the z score of a normal distribution. The standard normal distribution is a normal distribution with a standard deviation on 1 and a mean of 0. It takes population mean standard deviation and raw score as input to calculate z-score for a normal distribution. Z-Score also known as the standard score indicates how many standard deviations an entity is from the mean.
So we can say that in this specific example your score is 233 standard deviations above the mean.
Please enter the necessary parameter values and then click Calculate. Z 190 150 25. The following examples show how to use each of these methods to find the z-score that corresponds to a given area under a normal distribution curve. Z score calculator is an online tool that find the z score of a normal distribution. Standard Normal Distribution Z-Score Calculator. One of the things that you need to know about the z score is that it standardizes or converts scores in a normal distribution to z scores.