Item: tModelOtherRecursive1a
Stem:
Stephanie is stringing beads on a cord. Starting with the first
bead, she repeats the following pattern:
3 brown beads
3 yellow beads
3 black beads
Stephanie puts 27 beads on the cord. What is the color of the
final bead she puts on?
Options:
brown
yellow
black
Key:
- Observable: 1.
Score: 0;
Evidence Value: 0.
-
Student:Sorry, that's not right. For problems like these, try using the picture
to help you figure out what color would appear LAST on a cord of 27 beads.
The correct answer here is black.
-
Teacher:Student answered incorrectly.
- Observable: 2.
Score: 0;
Evidence Value: 0.
-
Student:Sorry, that's not right. For problems like these, try using the picture
to help you figure out what color would appear LAST on a cord of 27 beads.
The correct answer here is black.
-
Teacher:Student answered incorrectly.
- Observable: 3.
Score: 1;
Evidence Value: 1.
-
Student:Correct, good job!
-
Teacher:Student answered correctly.
Metadata:
Item Node: tModelOtherRecursive1a,
Difficulty: 1.
Proficiencies: ModelOtherRecursive.