Calculating Center, Spread, Skewness, and Outliers. Descriptive Statistics Calculator · z-Score Calculator · Find the Maximum and Minimum Usual Values.
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Wolfram|Alpha Widgets: "z-score calculation" - Free Statistics & Data Analysis Widget. z-score calculation. z-score calculation. z-score for x-value =. with a distribution mean of. and a standard deviation of. Submit.
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Added Sep 20, 2016 in Statistics & Data Analysis. Calculate the z-score from a probability in a normal distribution. (This is directly copied from another user for whom I …
Just enter the matrix, choose what you want to calculate, push the button and ... Or is there any ready-made function that can compute z-score directly in ...
You can also use this direct link: Wolfram Alpha t-test Calculator ... Notice the default output is the p-value and test statistic for a left tailed test.
This Demonstration explains how a -score (a critical -score) is related to confidence levels and used for the traditional method of significance tests [1]. As you move the slider, the confidence level changes, and in turn the area as well as the -score changes. The critical value is calculated by using a confidence level and finding the tail ...
It's a numerical function looking for a root given some starting location. In addition to that, you can get around integrating by using CDF instead of PDF in the first place: FindRoot [CDF [StudentTDistribution [49], y] == 0.95, {y, 1}] {y -> 1.67655} If you're interested, the reason why your first approach doesn't work: NIntegrate cannot use ...