fourPNO (version 1.0.2)

update_theta: Internal Function for Updating Theta in Gibbs Sampler

Description

Update theta in Gibbs sampler

Usage

update_theta(N, Z, as, bs, theta, mu_theta, Sigma_theta_inv)

Arguments

N

An int, which gives the number of observations. (> 0)

Z

A matrix N by J of continuous augmented data.

as

A vector of item discrimination parameters.

bs

A vector of item threshold parameters.

theta

A vector of prior thetas.

mu_theta

The prior mean for theta.

Sigma_theta_inv

The prior inverse variance for theta.

Value

• A vector of thetas.

See Also

Gibbs_4PNO