Look at the Student's Spelling Performance on the Following CBM

question 24

Essay

Look at the student's spelling performance on the following CBM. Determine the correct letter sequence score. If you convert this to the percentage of letter sequences correct, what is the percent? What is the spelling score on the test based simply on the number of words spelled correctly?

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Definitions:

Score

A numerical or categorical representation of a performance, achievement, or the outcome of an assessment.

Mean

The arithmetic average of a set of values, calculated by dividing the sum of the values by the number of values.

Variance

The average of the squared differences from the Mean, providing a measure of how spread out numbers are in a dataset.

Data

Factual information, especially numerical or categorical, used as a basis for reasoning, discussion, or calculation.