Useful tips for everyday
How many doors does it take to knock a sale? Most people stop knocking after too many no’s or they take too many breaks. If…
What is the best forecasting software? Our Picks for Best Sales Forecasting Software Anaplan. IBM Planning Analytics. InsightSquared Sales Analytics. Sales Cloud from Salesforce. Workday…
How is the Akaike information criterion used in model selection? In statistics, model selection is a process researchers use to compare the relative value of…
How are categorical variables used in logistic regression? Logistic regression uses Maximum Likelihood Estimation to estimate the parameters. It derives the relationship between a set…
How do you compare variance and deviation? Variance is calculated as average squared deviation of each value from the mean in a data set, whereas…
How do you calculate unconditional expectations? The unconditional expectation of X, E(X), is just a number: e.g. EX = 2 or EX = 5.8. The…
Why is Monte Carlo method named? The Monte Carlo Method was invented by John von Neumann and Stanislaw Ulam during World War II to improve…
What is a unit root variable? In statistics, a unit root test tests whether a time series variable is non-stationary and possesses a unit root.…
Is a 5 sided die possible? You can use a 5 sided dice or decide to try to create your own custom dice, the important…
How to interpret the drop1 output in R-Cross? Please note the Community Wiki answer below and add to it if you see fit, to clarify…