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Tag Archives: statistical analysis
Stats with Kittens
My new book, Stats with Kittens, Growing up with data, charts, surveys, correlations, and other floofy playthings, is now available on Amazon. Everybody needs to understand statistics. It’s an essential part of everyday life in America, more so than any … Continue reading
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Tagged cats, data, education, introductory statistics, jargon, statistical analysis, statistics, stats with cats, Stats with Kittens
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Feeling Significance
The feeling you get when your statistical test is significant Continue reading
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Tagged cats, jargon, significance, statistical analysis, statistical tests, statistics, stats with cats
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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
Searching for Answers
Need to find something out, just Google it. Now that Google is a verb as well as a noun, it’s easy. But … It Hasn’t Always Been Easy Adults under 30, Millennials, grew up with smartphones, laptop and tablet computers, … Continue reading
Posted in Uncategorized
Tagged cats, Google, information, keywords, library, math, number of samples, numbercrunching, search, statistical analysis, statistics, stats with cats, views, word cloud, wordpress.com
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Regression Fantasies
Common Reasons for Doubting a Regression Model Finding a model that fits a set of data is one of the most common goals in data analysis. Least squares regression is the most commonly used tool for achieving this goal. It’s … Continue reading
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Tagged accuracy, autocorrelation, correlation coefficient, dependent variable, heteroscedasticity, intercept, misspecification, model, multicollinearity, Non-linear relationships, number of samples, outliers, overfitting, precision, regression, sample size, samples, software, standardization, statistical analysis, statistical tests, statistics, stats with cats, stepwise regression, trend, variability, variance
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How to Write Data Analysis Reports in Six Easy Lessons
In every data analysis, putting the analysis and the results into a comprehensible report is the final, and for some, the biggest hurdle. The goal of a technical report is to communicate information. However, the technical information is difficult to … Continue reading
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Tagged audience, cats, client, data analysis, jargon, objectives, reports, statistical analysis, statistics, stats with cats, technical writing
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Ten Ways Statistical Models Can Break Your Heart
Models are beautiful. The ways their features are combined sets them apart from each other. Each has its own personality, sometimes pleasant, sometimes not, and often not what you would expect. Here are ten ways your love affair with statistical … Continue reading
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Tagged cats, correlation, model, models, regression, relationships, statistical analysis, statistics, stats with cats, variables
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Looking for Insight through a Window
At a press briefing on February 12, 2002, then Secretary of Defense Donald Rumsfeld addressed the absence of evidence linking the government of Iraq with weapons of mass destruction: There are known knowns. There are things we know that we … Continue reading
Stats With Cats Blog 
How to Write Data Analysis Reports. Lesson 6—Get Acceptance.
Data analysis reports have to go through one more hurdle after they are completely written. They have to be approved for acceptance by a gatekeeper. The approval for acceptance may involve allowing report distribution, starting the publishing process, issuing payment … Continue reading →