Which parameter(s) of a 1-D Gaussian mixture model has a constraint to sum to one?

In a Naive Bayes classifier, you are given the following probabilities: P(Class A) = 0.4 P(Class B) = 0.6 P(Feature X | Class A) = 0.5 P(Feature X | Class B) = 0.5 If Feature X is observed, which class is the sample more likely from and with what normalized probability?

Which of the following are not a statistical measure of dispersion? (select all that apply)

DBSCAN seeks to find the maximal set of ____ points.

These values {outstanding, above average, average, below average, unacceptable} are values assigned to nominal categorical variables. 

What describes the development as primarily unconscious and heavily colored by emotion? 

What does it mean when all electrical activity of brain has ceased for a specified period of time, flat EEG reading?

What is a progressive,irreversible brain disorder characterized by a gradual deterioration of memory, reasoning, language and eventually physical function?

What is a disease that involves deterioration of the macula of the retina, which corresponds to the focal center of the visual field?

Exercise and appropriate weight lifting help to reduce muscle mass decrease and improve body’s appearance.