Useful tips for everyday
Which is the formal definition of the HMM process? HMM – formal definition HMM is a Markov process that at each time step generates a…
What does a subscript do in math? Subscripts are often used to refer to members of a mathematical sequence or set or elements of a…
How is Grand mean calculated in Anova? In ANOVA, the grand mean of a set of multiple subsamples is the mean of all observations: every…
Is CD4 count of 350 good? Starting treatment with a CD4 count between 350-499 cells/mm3, instead of delaying until it falls below 350, may reduce…
What kind of text is outliers? Outliers is journalistic narrative non-fiction. It recounts examples of people throughout history who were “outliers” of the population in…
How are conditional distributions used in frequentist inference? The frequentist school only uses conditional distributions of data given specific hypotheses. The presumption is that some…
What is the measure of measuring kurtosis? In statistics, a measure of kurtosis is a measure of the “tailedness” of the probability distribution of a…
Can you do regression on Likert scale data? Likert scale yields nominal (nonparametric) data. And regression analysis is not applicable to nonparametric variables since they…
When do random variables have the same distribution? If you have two random variables then they are IID (independent identically distributed) if: If they are…
What does indicator random variable mean? An indicator random variable is a random variable that maps every outcome to either 0 or 1. Indicator random…