Author Archives: statswithcats

Unknown's avatar

About statswithcats

Charlie Kufs has been crunching numbers for over forty years. He retired in 2019 and has published Stats with Kittens, for people interested in statistics who have not yet taken Stats 101, and the second edition of Stats with Cats, for people who have taken Stats 101 and want to use statistics at work or in their life.

Reports vs. Analyses

Posted on July 19, 2012 by statswithcats

Data reports are not the same as data analyses. It’s like with your checking account. Sometimes you just want a quick report of your balance. That information from the bank’s database has to be up-to-date and readily available when you … Continue reading →

Posted in Uncategorized | 2 Comments

Survey Avoidance Disorder

Posted on July 18, 2012 by statswithcats
Posted in Uncategorized | Leave a comment

The Best Super Power of All

Posted on July 14, 2012 by statswithcats

If you’re not a mutant, an extraterrestrial, an adventure seeker prone to outlandously fortuitous accidents, or a wealthy scientific genius who can engineer all sorts of wondrous gadgets, don’t despair. You can still have your own super power. In fact, … Continue reading →

Posted in Uncategorized | Tagged , , , | 16 Comments

Infauxmocracy

Posted on June 27, 2012 by statswithcats
Posted in Uncategorized | 2 Comments

Confidence Interval

Posted on February 22, 2012 by statswithcats
Posted in Uncategorized | Leave a comment

What Does a Statistician Do

Posted on February 16, 2012 by statswithcats
Posted in Uncategorized | 9 Comments

Five Things You Should Know Before Taking Statistics 101

Posted on May 15, 2011 by statswithcats

Of the over two million college degrees that are granted in the U.S. every year, including those earned at accredited online colleges nationwide, probably two-thirds require completion of a statistics class. That’s over a million and a half students taking … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , | 24 Comments

Polls Apart

Posted on May 8, 2011 by statswithcats

Election season is fast approaching so you can be sure a plethora of polls will soon be adding to the mayhem. Polls educate us in two ways. They tell us what we, or at least the population being polled, think. … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , | 4 Comments

Regression Fantasies: Part III

Posted on May 2, 2011 by statswithcats

Is Your Regression Model Telling the Truth? There are many technologies we use in our lives without really understanding how they work. Television. Computers. Cell phones. Microwave ovens. Cars. Even many things about the human body are not well understood. … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , , , , , , | 2 Comments

Regression Fantasies: Part II

Posted on April 24, 2011 by statswithcats

Six More Reasons for Doubting a Regression Model There are more than a few reasons for being skeptical about a regression model. Some are easy to identify, others are more subtle. Here are six more reasons you might doubt the … Continue reading →

Posted in Uncategorized | Tagged , , , , , , , , , | 1 Comment