CalculatePiIStarPrime: Calculate value for pi.i.star.prime for one item
In dcmr: Attribute profile estimation using Diagnostic Classification Models and MCMC
Description
Usage
Arguments
Value
View source: R/util_parameter.R
Description
Given an NCRUM parameterization and values for pi.i.star, r.ia.star, and qmatrix, calculates the value for
for pi.i.star.prime for the given item
Usage
1
CalculatePiIStarPrime(pi.i.star, r.ia.star, q.ia)
Arguments
pi.i.star
a numeric value for the probability that a person responds correctly given they have not mastered
any attributes before being penalized for not mastering an attribute.
r.ia.star
a numeric 1 x nattributes vector of the penalty probabilities for this item of a correct response
for each required attribute that has not been mastered.
q.ia
a numeric 1 x nattributes vector of the qmatrix entries for the given item.
Value
a numeric value representing the pi.i.star_prime for item i
dcmr documentation built on May 29, 2017, 10:41 p.m.
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Description Usage Arguments Value
View source: R/util_parameter.R
Description
Given an NCRUM parameterization and values for pi.i.star, r.ia.star, and qmatrix, calculates the value for for pi.i.star.prime for the given item
Usage
1 | CalculatePiIStarPrime(pi.i.star, r.ia.star, q.ia)
|
Arguments
pi.i.star |
a numeric value for the probability that a person responds correctly given they have not mastered any attributes before being penalized for not mastering an attribute. |
r.ia.star |
a numeric 1 x nattributes vector of the penalty probabilities for this item of a correct response for each required attribute that has not been mastered. |
q.ia |
a numeric 1 x nattributes vector of the qmatrix entries for the given item. |
Value
a numeric value representing the pi.i.star_prime for item i
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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