how to assume probablity what is the probabilities of the sum of $+$ in a sign test if a value is 0.50 why is probablity greater what is the probablity of $+ when to assume probablity of $+$ can you use sign test with $ pi what is the probablity of $0 what is the probablity of a sign test? what is the probablity of $=pi can the probablity of an ordinal variable be $ 0$ how to find probablity for test what is the probablity of a $+$ what is the probablity for a $pi? how can probablity of 0.75 be used what is probablity how to find probablity in textrm how to find probablity in statistics assuming $pi is probablity why is it useful to assume that the probablity is 0.5 how can probablity be assumed