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BTYDplus (version 0.6.4)

nbd.LL: Calculate the log-likelihood of the NBD model

Description

Calculate the log-likelihood of the NBD model

Usage

nbd.LL(params, x, T.cal)

Arguments

params

NBD parameters - a vector with r and alpha, in that order.

x

frequency, i.e. number of re-purchases

T.cal

total time of observation period

Value

a vector of log-likelihoods

See Also

nbd.EstimateParameters