How is the CELF scored?

Asked By: Jeremy Aguirrezabala | Last Updated: 21st January, 2020
Category: education standardized testing
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Composite scores are standard scores based on the sum of various test scaled scores. Based on CELF-5 sensitivity and specificity values, the optimal cut score to achieve the best balance is -1.33 (standard score of 80). Using a standard score of 80 as a cut score yields sensitivity and specificity values of .

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Thereof, how is the CELF 4 scored?

CELF-4 for School Age

  1. Compute the raw score by adding up scores of all sub test items administered.
  2. Record the raw score on the inside of the test booklet.
  3. Look up the scaled score for each subtest given.
  4. Record the scaled score and add up the sum of the scaled scores ( Core Language, Receptive Language, Expressive Language)

Beside above, what standard score is 1.5 SD below the mean?

Standard Deviation/Standard/Scaled Score Correspondence
Standard Deviation (SD) Standard Score Scaled Score
1 SD below mean Between 70 and 85 Between 4 and 7
1.5 SD below mean 77.5 5.5
2 SD below mean 70 or below 4 or below

Also asked, is a scaled score of 7 average?

Scaled score from 1-7 is described as a weakness or below average with a corresponding percentile rank of 1-16. Scaled score from 8-12 is described as average with a corresponding percentile rank of 25-75.

Is a standard score of 85 average?

Standard Score. However, there is a wide range of average scores. Most students earn scores that fall in the range of 85 to 115. Many school psychologists and test publishers use the following categories to help explain average standard scores: Low Average 80 – 89; Average 90 – 109; High Average 110 – 119.

39 Related Question Answers Found

Is the CELF 4 still valid?

The CELF®-4 does not automatically become “invalid” when the new test is released; however as time passes, the normative information collected in 2002 becomes less and less representative of the current population, therefore less appropriate for use as a measure for comparing students to same-age peers.

How often can the CELF 5 be administered?

Answer: The shortest test-retest interval that will not result in significant practice effects on CELF–4 has not been determined; further research in this area is needed to answer this question. A test-retest study used an interval of 1 to 5 weeks between test administrations.

What does the CELF p2 measure?

The Clinical Evaluation of Language Fundamentals: Preschool—Second Edition (CELF:P–2) is a language assessment specifically designed for preschool-aged children. It provides a variety of subtests and new features to comprehensively test language skills in an academic setting.

What does the CELF 5 measure?

The Clinical Evaluation of Language Fundamentals (CELF-5) was designed to assess a student's language and communication skills in a variety of contexts, determine the presence of a language disorder, describe the nature of the language disorder, and plan for intervention or treatment.

What is a core language score?


The Core Language Score is a measure of general language ability and provides an easy and reliable way to quantify Timothy's overall language performance. The Core Language Score has a mean of 100 and a standard deviation of 15. This places Timothy in the low range of language functioning.

What is a Celf?

The Clinical Evaluation of Language Fundamentals (CELF) is a standardized test that determines if a student has a language disorder or delay and allows researchers to compare subgroups within a large sample of students. CELF tests are administered to students individually.

Is there a Celf preschool 3?

The new CELF-Preschool-3 is heading your way!
This new edition will include everything you loved about the CELF-Preschool-2, plus more enhancements that benefit you and the children you test!

What is the average scaled score?

The average range for a scaled score is 8-10, and 50% of all children at a given age will fall in this range. T-scores. T-scores are another type of standardized score, where 50 is average, and about 40 to 60 is usually considered the average range.

How do you calculate a scaled score?


Here are the two options to calculate a scaled score:
  1. With a chart: Just look up the number and see which scaled score corresponds.
  2. Raw score Scaled score. 10 1.
  3. With a formula: Just apply the formula to every raw score to get your scaled score.
  4. Raw score Scaled score. 10 12.5.

What is age percentile rank?

A percentile rank indicates the percentage of students in the same age group whose scores fall below the score obtained by a particular student.

What percentile rank is average?

A percentile rank score of 60 or above is considered above average.

What is a standard score formula?

The formula for calculating the standard score is given below: As the formula shows, the standard score is simply the score, minus the mean score, divided by the standard deviation.

How do you explain percentile rank to parents?

A percentile rank of 75 means the student scored better than 75 percent of the other students in his or her norm group, and 25 percent scored as well or better than your student. It does not mean the student got 75% of the items correct.

What is the percentile rank for a standard score of 85?


If your child earns a standard score of 85 (SS = 85) on a test, his percentile rank is 16 (PR = 16). Eighty-four percent of his peers earned higher scores on the test.

How do you convert a raw score to a scaled score?

To convert each pupil's raw score to a scaled score, look up the raw score and read across to the appropriate scaled score. A scaled score of 100 or more shows the pupil has met the expected standard in the test. Pupils need to have a raw score of 3 marks to be awarded the minimum scaled score.

What is 7th percentile?

A percentile of 7 indicates that 7 percent of the total population of test takers have scored below you, while you have scored less than 93 percent of the test takers. A 7 percentile is not a good score.