Statistical testing in Python offers a way to make sure your data is meaningful. It only takes a second to validate your data ...

If the P value is less than 5%, reject the null hypothesis; if the P value is .05 or more, don't reject the null hypothesis. Statistics textbooks -- and statisticians for that matter -- focus almost ...

Those who have been in my classes know that I often bring in knowledge from other disciplines to add to our understanding of the process of entrepreneurship. In any given day I might bring in concepts ...

At times we wish to examine statistical evidence, and determine whether it supports or contradicts a claim that has been made (or that we might wish to make) concerning the entire population. This is ...

Finally, after many hours of packing and loading, the bags are in the car, the children in their booster seats and the snack bag in easy reach; everyone is buckled in and my hand is on the ignition ...

Did you ever wonder why 19th century pirates are often represented wearing eye patches? I never did, because I assumed that it was for the obvious reason: they had lost an eye. Pirates, like many ...

Objection: Natural variability is the null hypothesis; there must be compelling evidence of an anthropogenic CO2 warming effect before we take it seriously. Answer: The null hypothesis is a ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The Christian Science Church, and we’ve always been transparent about that. The Church publishes the Monitor ...