# What is predictive evidence?

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## What is meant by predictive validity?

Predictive validity is the degree to which test scores accurately predict scores on a criterion measure. A conspicuous example is the degree to which college admissions test scores predict college grade point average (GPA).

## What is predictive validity evidence?

Predictive validity refers to the degree to which scores on a test or assessment are related to performance on a criterion or gold standard assessment that is administered at some point in the future.

## What is predictive validity example?

Predictive validity is the extent to which performance on a test is related to later performance that the test was designed to predict. For example, the SAT test is taken by high school students to predict their future performance in college (namely, their college GPA).

## How do we predict predictive validity?

The best way to directly establish predictive validity is to perform a long-term validity study by administering employment tests to job applicants and then seeing if those test scores are correlated with the future job performance of the hired employees.

## What is a high predictive validity?

For example, the predictive validity of a test designed to predict the onset of a disease would be strong if high test scores were associated with individuals who later developed that disease.

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## How is the test results of predictive validity interpreted?

Predictive validity indicates the extent to which an individ- ual’s future level on the criterion is predicted from prior test performance. Concurrent validity indicates the extent to which the test scores estimate an individual’s present standing on the criterion.

## Why is predictive validation difficult?

One of the most important problems associated with evaluating the predictive validity of a selection test is that the outcome variable is only known for the selected applicants. … It is almost always going to be the case that there will be rejected candidates who will not have an outcome score.

## What is predictive bias?

A situation in which an examination is used to predict a specific criterion for a particular population, and is found to give systematically different predictions for subgroups of the population who are identical on that that specific criterion, is called “predictive bias.” Fairness to the group versus fairness to the …

## What is the difference between concurrent validity and predictive validity?

Concurrent validity is demonstrated when a test correlates well with a measure that has previously been validated. … The two measures in the study are taken at the same time. This is in contrast to predictive validity, where one measure occurs earlier and is meant to predict some later measure.

## How do you know if a study is internally valid?

How to check whether your study has internal validity

1. Your treatment and response variables change together.