Useful tips for everyday
Can 50 be a probability? Probability can also be written as a percentage, which is a number from 0 to 100 percent. The higher the…
Does a random variable have to be between 0 and 1? A random variable is a variable taking on numerical values determined by the outcome…
What is needed for a one sample t test? For the one-sample t-test, we need one variable. We also have an idea, or hypothesis, that…
What happens when there is an unequal sample size? The section on Multi-Factor ANOVA stated that when there are unequal sample sizes, the sum of…
What is a vector in linear regression? Linear regression attempts to model the relationship between a scalar variable and one or more explanatory variables by…
How is the evaluation of binary classifiers performed? The evaluation of binary classifiers compares two methods of assigning a binary attribute, one of which is…
How is Bonferroni correction calculated? The Bonferroni correction method formula To perform the correction, simply divide the original alpha level (most like set to 0.05)…
How is a Poisson regression used in statistics? Regression is a statistical method that can be used to determine the relationship between one or more…
What does a p-value represent? A p-value is a measure of the probability that an observed difference could have occurred just by random chance. The…
What is the factor analysis theory? Factor analysis is a technique that is used to reduce a large number of variables into fewer numbers of…