phi_lambda_hat {ZIM4rv} | R Documentation |
phi_lambda_hat
Description
Estimation of phi_hat and lambda_hat for ZIP model
This function gives the estimation of 2 parameters phi and lambda for each subject under the null hypothesis.
Usage
phi_lambda_hat(simud)
Arguments
simud |
a data frame containing a phenotype named y and covariates |
Details
This function first fits zero‐inflated Poisson regression of phenotype y on the covariates only to obtain the estimates of regression coefficients and then compute the estimations of phi and lambda.
Value
a list of 2 estimations of parameters for each subject
See Also
zeroinfl
[Package ZIM4rv version 0.1.1 Index]