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News
Bootstrap 101: One For-Loop, Any Confidence Interval
2+ hour, 59+ min ago (33+ words) The median has no standard error formula. Five lines of Python give you an interval anyway, and the same five lines work for a correlation, an …...
The Experiment Was Perfect. So Why Did the Result Fail?
2+ day, 9+ hour ago (210+ words) Randomization, control groups, and confounding — told as the mystery they actually are. A pharmaceutical team runs a trial for a new drug …...
Why Statistics Is the Backbone of Data Science
3+ day, 1+ hour ago (485+ words) Statistics isn't a supporting subject in data science, it's the thing that makes the "science" part of data science actually mean something. This is really the core value statistics brings: it's the discipline of reasoning carefully under uncertainty, instead of…...
"Numbers Don't Lie, But They Do This": 71 Statistician Memes Worth A Laugh
3+ day, 15+ hour ago (637+ words) There are animal memes, dad memes, girl memes, and even broader categories like random, relatable, and nostalgic memes. But scientists deserve their own memes too, so, this time, Bored Panda is giving you a selection of memes for and about…...
Internet traffic to reach 10 sextillion bytes next year
6+ day, 2+ hour ago (482+ words) How much information moves around the world? And how does it travel? Data traffic: The International Telecommunications Union’s estimates of annual data flow — all the information moving around the world, across borders and within countries — from last year to the…...
The Math We Actually Need to Become a Data Analyst — Part 6: Statistics-Types of Data
6+ day, 1+ hour ago (34+ words) Hello everyone, I’m Cavid, an aspiring data analyst. Today, we are moving on to a new section in statistics …...
Why Your ML Model’s 0.90 May Not Be a ‘90% Confident’
6+ day, 4+ hour ago (1220+ words) Your ML model just returned a score of 0.90. So, what exactly does that 0.90 mean? Does it mean there is a 90% probability that the …...
uncertainty table
1+ week, 21+ hour ago (12+ words) nist.gov Official websites use.gov Secure.gov websites use HTTPS...
The Statistical Test You Reach For Is Probably Not The Right One
1+ week, 1+ day ago (341+ words) Every statistics course teaches assumption checking. Almost nobody does it under deadline. The test you already know is the test you run, and the p-value it returns looks exactly as authoritative as one from the correct test. A t-test on…...
Master-Level Statistics Questions and Expert Solutions for Advanced Students
1+ week, 1+ day ago (432+ words) Multicollinearity occurs when two or more explanatory variables in a regression model are highly linearly related. It does not necessarily bias the ordinary least squares coefficient estimates, provided the standard regression assumptions are satisfied, but it can substantially increase their…...