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Two Reasons Why Apache Cassandra Is the Database for Real-Time Applications

CIO Business Intelligence

There are many statistics that link business success to application speed and responsiveness. Cassandra, built by Facebook in 2007, is designed as a distributed system for deployment of large numbers of nodes across multiple data centers. By Aaron Ploetz, Developer Advocate. Or what about Netflix?

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The trinity of errors in applying confidence intervals: An exploration using Statsmodels

O'Reilly on Data

We develop an ordinary least squares (OLS) linear regression model of equity returns using Statsmodels, a Python statistical package, to illustrate these three error types. CI theory was developed around 1937 by Jerzy Neyman, a mathematician and one of the principal architects of modern statistics. and an error term ??

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Knowledge

Occam's Razor

The Awesome Power of Visualization 2 -> Death and Taxes 2007. Tip #9: Leverage Statistical Control Limits. Tip#1: Statistical Significance. Web Analytics Career Advice: Statistics, Business, IT & Mushrooms. 2007 Predictions: Web Analytics. Web Analytics Demystified. Six Data Visualizations That Rock!

KPI 125
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A Big Data Imperative: Driving Big Action

Occam's Razor

All the way back in 2007, I was evangelizing the value of moving away from the "small data" world of clickstream data to the "bigger data" world of using multiple data sources to make smarter decisions on the web. Here's the "bigger web analytics data" picture from 2007… Multiplicity!

Big Data 128
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The digital transformation of an island nation: how Bahrain rose to lead cloud adoption in the GCC Region

CIO Business Intelligence

The long-term plan kicked off in 2007 with a strategy to digitise government. In IDC’s study, one key statistic stands out: in 2021, every dollar spent on cloud services was already generating 6.8 The story of success From the start, the Bahraini government’s digital transformation plan was comprehensive and bold. So far, so good.

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Five Strategies for Slaying the Data Puking Dragon.

Occam's Razor

A small statistics detour. Take this image from my January 2007 post: Analytics Tip #9: Leverage Statistical Control Limits …. Use whichever statistical strategies you prefer to find your outliers. How do you focus on what matters most? percent lie within three standard deviations. Wikipedia ]. Look for outliers.

Strategy 266
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How to Visualize Confidence Intervals in Presentation Slides

Depict Data Studio

Do you need to share statistics in presentations? If you work in public health, then you know that the tiny text and statistical terminology is pretty common in scientific graphs. ” I’d click, move to the next slide, and say, “…and we’re looking at data from 2007 through 2019. 508/ADA compliant).