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# Tag Archives: statistics

## WHAT ARE THE ODDS?

Probability is the core of statistics. You hear the phrase “what’s the probability of …” all the time in statistics. You also hear that phrase in everyday life, too. What’s the probability of rain tomorrow? What’s the probability of winning … Continue reading

## PROBABILITY IS SIMPLE … KINDA

Language isn’t very precise in dealing with uncertainty. Probably is more certain than possibly, but who knows where dollars-to-doughnuts falls on the spectrum. Statistics needs to deal with uncertainty more quantitatively. That’s where probability comes in. For the most part, … Continue reading

## What To Look For In Data

Sometimes you have to do things when you have no idea where to start. It can be a stressful experience. If you’ve ever had to analyze a data set, you know the anxiety. Deciding how and where to start exploring … Continue reading

## What to Look for in Data – Part 2

What to Look for in Data – Part 1 discusses how to explore data snapshots, population characteristics, and changes. Part 2 looks at how to explore patterns, trends, and anomalies. There are many different types of patterns, trends, and anomalies, … Continue reading

Posted in Uncategorized
Tagged cats, censored data, curvilinear, cycles, data relationships, graphs, heteroskedasticity, homoskedasticity, interpolation, linear, outliers, shifts, shocks, simpson's paradox, statistics, stats wit cats, steps, time series, transformations, what to look for
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## DARE TO COMPARE – PART 4

Part 3 of Dare to Compare shows how one-population statistical tests are conducted. Part 4 extends these concepts to two-population tests. To review, this flowchart summarizes the the process of statistical testing. First, you PLAN the comparison by understanding the … Continue reading

Posted in Uncategorized
Tagged ANOVA, blogs, cats, populations, statistical comparisons, statistical tests, statistics, statswithcats, t-test
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## You Need Statistics to Make Wine

The American Statistical Association has identified 146 college majors that require statistics to complete a degree. You probably wouldn’t be surprised that statistics is required for degrees in mathematics, engineering, physics, astronomy, chemistry, meteorology, and even biology and geology. Most … Continue reading

Posted in Uncategorized
Tagged college degrees, college majors, statistics, stats with cats
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## Catalog of Models

Whether you know it or not, you deal with models every day. Your weather forecast comes from a meteorological model, usually several. Mannequins are used to display how fashions may look on you. Blueprints are drawn models of objects or … Continue reading

Posted in Uncategorized
Tagged analytical, blogs, cats, data mining, deterministic, empirical, models, numeric, probabilistic, relationships, statistical, statistics, stats with cats, stochastic, theoretical
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## Visualizations versus Infographics

Visualizations and infographics are both visual representations of data that are often confused. In fact, there is not a clear line of demarcation between the two. Both are informative. Both can be static or animated. Both require a knowledgeable person … Continue reading