Problem I’m trying to get better at javascript and have built a simple function that returns 1 if the mode […]
Tag: statistics
The importance of consistency in percentage returns when investing
Problem It is said that Being consistent in percentage annual returns leads to larger amount over time. That is for […]
A simple Python graphing tool
Problem I’ve written a primitive Python script which “draws graphs” based on a list. It works, but it’s a lot […]
Continuous median in Ruby
Problem I have written a program in Ruby which calculates the median of a streaming set of numbers dynamically. For […]
Query for stddev of number of stars per chatroom message
Problem I am learning SQL today, so I decided to practice by writing some queries for The Nineteenth Byte Data […]
Find line of best fit
Problem This is an update of Test thousands of combinations quickly. I have a physical robot which has a function, […]
Calculate AB significance with Control and Treatment Objects
Problem I am working on an AB tool in JavaScript using the following: Calculate the Conversion rate based on the […]
A value set data structure for rapid statistics queries in Java – follow-up
Problem (See the previous iteration.) Now all operations of the data structure work in exact constant time, yet it came […]
Parzen Window Density Estimation in C#
Problem Is my implementation correct (it is matching this result)? How can I improve this code? public class Parzen { […]
Computing the standard deviation of a Number array in Java
Problem (See the next iteration.) I have this funky class method for computing standard deviation from an array of Number […]