Item: tSolveArithmetic2a
Stem:
Which of the following is not an arithmetic sequence?
Options:
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Key:
- Observable: 4.
Score: 1;
Evidence Value: 1.
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Student:Right!
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Teacher:The student got this item correct.
- Observable: .
Score: 0;
Evidence Value: 0.
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Student:Sorry, that's not right.
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Teacher:Not sure what the problem is.
Metadata:
Item Node: tSolveArithmetic2a,
Difficulty: 2.
Proficiencies: Arithmetic.