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More about the Data Extraction, Transformation, and Loading (ETL) test

Discover the science behind this test and check out the recommended tests you may find useful alongside it in an assessment.

Scroll down for the latest validity study and suggested additional tests.

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Available languages:
English

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Administration time:

10 minutes

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Difficulty level:


Intermediate

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Number of questions:


16 questions per test, 100 in the test bank

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Scoring benchmarks

Benchmarks are available for various education levels (ranging from some high school education to Master’s degree or higher), business functions (from administrative to software development), and seniority levels (junior to senior).

Psychometric properties of the Data Extraction, Transformation, and Loading (ETL) test

The metrics reported below are based on a sample size (N) of at least 1,000 candidates unless indicated otherwise.

Reliability: Cronbach’s alpha coefficient = .65

Face validity: Candidates rated this test as accurately measuring their skills (average score of 4.03 out of 5.00).

Criterion-related validity: Candidates with higher scores on this test received higher average ratings from the hiring team during the selection process (r = .17, N = 52).

For an in-depth look at interpreting test results, please take a look at our Science series articles: How to interpret test fact sheets (part 1): Reliability, and How to interpret test fact sheets (part 2): Validity.

For an explanation of the various terms, please refer to our Science glossary.

Reliability and validity

Sufficient data available

Analyses and checks conducted

Outcome

Reliability

Acceptable

Content validity

Acceptable

Face validity

Acceptable

Construct validity

Pending

Pending

Pending

Criterion-related validity

Acceptable

Group differences

Age differences

Pending

Pending

Pending

Gender differences

Acceptable

Ethnicity differences

Pending

Pending

Pending

Use these tests with the Data Extraction, Transformation, and Loading (ETL) test

We believe that multi-measure testing is essential in a holistic hiring process because it examines the candidate as a whole, including technical skills, soft skills, and personality. Below are some tests we recommend using alongside the Data Extraction, Transformation, and Loading (ETL) test.

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Enneagram

The Enneagram test follows the personality model developed in the teachings of O. Ichazo and C. Naranjo. The model maps out nine different personalities on a nine-pointed diagram describing the core beliefs and the worldview each one operates from.
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Communication (Intermediate)

This Intermediate Communication test evaluates candidates' skills in communicating clearly and effectively in business settings, including using written, verbal, and interpersonal communications, as well as active listening and nonverbal communication.
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Use TestGorilla to discover top candidates

Unlock the power of successful hiring! Streamline your hiring process, make informed decisions, and build a team that drives success. Begin your journey to a stronger team – use our Data Extraction, Transformation, and Loading (ETL) test in your assessment and find your future top performers.