Item: tExtendArithmetic2a
Stem:
Extend the following sequence by giving the next two terms:
0.48, 6.48, 12.48, 18.48, 24.48, ...
Inputs:
- Enter your answer here:
- and
Key:
- Observable: 30.48,
36.48.
Score: 1;
Evidence Value: 1.
-
Student:Right! You correctly generated the next two terms in the sequence.
-
Teacher:The student got this item correct.
- Observable: .
Score: 0;
Evidence Value: 0.
-
Student:Sorry, that's incorrect. The sequence given in the problem, .48, 6.48, 12.48, 18.48, 24.48,... is an arithmetic sequence. In this case, there is a common difference of 6 between terms. To get any term, add 6 to the previous term.
-
Teacher:The student got this item incorrect.
Metadata:
Item Node: tExtendArithmetic2a,
Difficulty: 2.
Proficiencies: ExtendArithmetic.