# tagged [statistics]

#### Calculating percentile of dataset column

Calculating percentile of dataset column A quick one for you, dearest R gurus: I'm doing an assignment and I've been asked, in this exercise, to get basic statistics out of the `infert` dataset (it's ...

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- 19 Jan at 16:33

#### How to calculate probability in a normal distribution given mean & standard deviation?

How to calculate probability in a normal distribution given mean & standard deviation? How to calculate probability in normal distribution given mean, std in Python? I can always explicitly code my ow...

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- 27 Oct at 01:36

#### Why is the Fibonacci series used in agile planning poker?

Why is the Fibonacci series used in agile planning poker? When estimating the relative size of user stories in agile software development the members of the team are supposed to estimate the size of a...

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- 20 Feb at 13:55

#### Using LINQ to create an IEnumerable<> of delta values

Using LINQ to create an IEnumerable of delta values I've got a list of timestamps (in ticks), and from this list I'd like to create another one that represents the delta time between entries. Let's ju...

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- 6 Oct at 15:13

#### How do I calculate r-squared using Python and Numpy?

How do I calculate r-squared using Python and Numpy? I'm using Python and Numpy to calculate a best fit polynomial of arbitrary degree. I pass a list of x values, y values, and the degree of the polyn...

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- 22 May at 17:40

#### Standard deviation of generic list?

Standard deviation of generic list? I need to calculate the standard deviation of a generic list. I will try to include my code. Its a generic list with data in it. The data is mostly floats and ints....

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- 2 Nov at 15:9

#### How to efficiently calculate a running standard deviation

How to efficiently calculate a running standard deviation I have an array of lists of numbers, e.g.: I would like to efficiently calculate the mean and standard deviation at each index of a list, acro...

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- 26 Apr at 15:7

#### Standard Normal Distribution z-value function in C#

Standard Normal Distribution z-value function in C# I been looking at the recent blog post by Jeff Atwood on [Alternate Sorting Orders](https://blog.stackoverflow.com/2009/10/alternate-sorting-orders/...

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- 18 Jan at 12:38

#### Pandas - Compute z-score for all columns

Pandas - Compute z-score for all columns I have a dataframe containing a single column of IDs and all other columns are numerical values for which I want to compute z-scores. Here's a subsection of it...

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- 4 Nov at 00:40

#### how to develop a program to minimize errors in human transcription of hand written surveys

how to develop a program to minimize errors in human transcription of hand written surveys I need to develop custom software to do surveys. Questions may be of multiple choice, or free text in a very ...

- Modified
- 4 Jun at 05:29