HW2 instance for Dev User

HW2 Summary: Dev User (dev@example.com)

UID dev@example.com
Name Dev User
Role Staff
Instance 1 (student view)
Fingerprint Changes 8
Points 0 /24
Score
0%
Statistics Not included
Date started 2026-08-04 16:38:34 (CDT)
Duration 0s

HW2 Questions: Dev User (dev@example.com)

Student question Instructor question Auto-grading points Manual grading points Awarded points Percentage score Actions
Fundamental questions (best 2 questions)
S-HW2.1. (student view) I-1. demo/calculation (instructor view) — /3 — — /3
0%
S-HW2.2. (student view) I-2. demo/randomCheckbox (instructor view) — /3 — — /3
0%
S-HW2.3. (student view) I-3. demo/randomPlot (instructor view) — /3 — — /3
0%
S-HW2.4. (student view) I-4. demo/randomFakeData (instructor view) — /3 — — /3
0%
S-HW2.5. (student view) I-5. demo/randomZippedFile (instructor view) — /3 — — /3
0%
Intermediate questions (maximum 6 points)
S-HW2.6. (student view) I-6. demo/annotated/engCentroid (instructor view) — /3 — — /3
0%
S-HW2.7. (student view) I-7. demo/annotated/engLogic (instructor view) — /3 — — /3
0%
S-HW2.8. (student view) I-8. demo/custom/gradeAnyValidAnswer (instructor view) — /3 — — /3
0%
Advanced questions
S-HW2.9. (student view) I-9. demo/annotated/mathProof (instructor view) — /3 — — /3
0%
S-HW2.10. (student view) I-10. demo/computeNumber-fromDataFrame (instructor view) — /6 — — /6
0%
S-HW2.11. (student view) I-11. demo/computeNumber-fromArray (instructor view) — /6 — — /6
0%
S-HW2.12. (student view) I-12. demo/computeRotationMatrix (instructor view) — /6 — — /6
0%

HW2 Statistics: Dev User (dev@example.com)

Instructor question Some submission Some perfect submission Some nonzero submission First submission score Last submission score Max submission score Average submission score
I-1. demo/calculation — — — —
I-2. demo/randomCheckbox — — — —
I-3. demo/randomPlot — — — —
I-4. demo/randomFakeData — — — —
I-5. demo/randomZippedFile — — — —
I-6. demo/annotated/engCentroid — — — —
I-7. demo/annotated/engLogic — — — —
I-8. demo/custom/gradeAnyValidAnswer — — — —
I-9. demo/annotated/mathProof — — — —
I-10. demo/computeNumber-fromDataFrame — — — —
I-11. demo/computeNumber-fromArray — — — —
I-12. demo/computeRotationMatrix — — — —

HW2 Log: Dev User (dev@example.com)

Click on a column header to sort. Shift-click on a second header to sub-sort. Download XC_101_SectionA_HW2_dev_example_com_1_log.csv. Uploaded student files are not shown above or in the CSV file. Student files can be downloaded on the Downloads tab.
Time User Fingerprint Event Instructor question Student question Data
2026-08-04 16:38:34 (CDT) dev@example.com — Begin
2026-08-04 16:38:34 (CDT) dev@example.com Open {"date_limit":"Unlimited","time_limit":"Unlimited","remaining_time":"Unlimited"}
2026-08-04 16:38:35 (CDT) dev@example.com View assessment overview
2026-08-04 16:38:41 (CDT) dev@example.com New variant 5. demo/randomZippedFile S-HW2.5#1 {"params":{"function_name":"put","text_file_name":"event.txt","words_for_text":"general, move, again","python_file_name":"security.py"},"options":{},"true_answer":{},"variant_seed":"188lvny"}
2026-08-04 16:38:41 (CDT) dev@example.com View variant 5. demo/randomZippedFile S-HW2.5#1
2026-08-04 16:38:41 (CDT) dev@example.com New variant 7. demo/annotated/engLogic S-HW2.7#1 {"params":{"F":[{"key":"a","html":"0","score":0,"feedback":null},{"key":"b","html":"1","score":1,"feedback":null}],"x":[{"key":"a","html":"0","score":0,"feedback":null},{"key":"b","html":"1","score":1,"feedback":null}],"y":[{"key":"a","html":"0","score":0,"feedback":null},{"key":"b","html":"1","score":1,"feedback":null}],"z":[{"key":"a","html":"0","score":0,"feedback":null},{"key":"b","html":"1","score":1,"feedback":null}]},"options":{},"true_answer":{"F":{"key":"b","html":"1","score":1,"feedback":null},"x":{"key":"b","html":"1","score":1,"feedback":null},"y":{"key":"b","html":"1","score":1,"feedback":null},"z":{"key":"b","html":"1","score":1,"feedback":null}},"variant_seed":"e75kit"}
2026-08-04 16:38:41 (CDT) dev@example.com View variant 7. demo/annotated/engLogic S-HW2.7#1
2026-08-04 16:38:42 (CDT) dev@example.com New variant 4. demo/randomFakeData S-HW2.4#1 {"params":{"ans":[{"key":"a","html":"\n Vanessa Sanchez\n ","score":0,"feedback":null},{"key":"b","html":"\n Anthony Jones\n ","score":0,"feedback":null},{"key":"c","html":"\n Michael Leonard\n ","score":1,"feedback":null},{"key":"d","html":"\n Roger Martinez\n ","score":0,"feedback":null}],"oldest":"Michael Leonard","company":"Martinez and Sons","employee1":"Roger Martinez","employee2":"Anthony Jones","employee3":"Vanessa Sanchez","employees":[{"name":"Vanessa Sanchez","birthday":"October 14, 2000"},{"name":"Roger Martinez","birthday":"April 27, 2000"},{"name":"Michael Leonard","birthday":"February 16, 2000"},{"name":"Anthony Jones","birthday":"May 10, 2000"}]},"options":{},"true_answer":{"ans":{"key":"c","html":"\n Michael Leonard\n ","score":1,"feedback":null}},"variant_seed":"1wpxnav"}
2026-08-04 16:38:42 (CDT) dev@example.com View variant 4. demo/randomFakeData S-HW2.4#1
2026-08-04 16:38:42 (CDT) dev@example.com New variant 6. demo/annotated/engCentroid S-HW2.6#1 {"params":{"xA":60,"xB":280,"xC":280,"xO":206.66666666666666,"yA":320,"yB":320,"yC":160,"yO":266.6666666666667,"height_canvas":400},"options":{},"true_answer":{"box":[{"id":0,"p1":{"x":60,"y":320},"p2":{"x":280,"y":320},"p3":{"x":280,"y":160},"fill":"#8effc1","type":"pl-triangle","graded":false,"stroke":"#000000","evented":false,"opacity":1,"originX":"center","originY":"center","selectable":false,"gradingName":"pl-triangle","strokeWidth":1,"strokeUniform":true},{"id":1,"top":266.6666666666667,"fill":"#000000","left":206.66666666666666,"type":"pl-point","label":"","graded":true,"radius":4,"evented":false,"offsetx":5,"offsety":5,"opacity":1,"originX":"center","originY":"center","selectable":false,"gradingName":"pl-point","drawErrorBox":true,"widthErrorBox":20,"heightErrorBox":20,"XcenterErrorBox":206.66666666666666,"YcenterErrorBox":266.6666666666667,"objectDrawErrorBox":null}]},"variant_seed":"nx0o1k"}
2026-08-04 16:38:42 (CDT) dev@example.com View variant 6. demo/annotated/engCentroid S-HW2.6#1
2026-08-04 16:38:43 (CDT) dev@example.com New variant 3. demo/randomPlot S-HW2.3#1 {"params":{"b":1,"m":-1,"x":2,"formula_latex":"1 - x"},"options":{},"true_answer":{"f":-1},"variant_seed":"4tom21"}
2026-08-04 16:38:44 (CDT) dev@example.com View variant 3. demo/randomPlot S-HW2.3#1
2026-08-04 16:38:44 (CDT) dev@example.com New variant 9. demo/annotated/mathProof S-HW2.9#1 {"params":{"proof-by-cases":[{"tag":"2","uuid":"e1867afc-1894-4dda-9163-64afbeba85b7","final":false,"index":1,"indent":null,"depends":[],"ranking":-1,"group_info":{"tag":"g1","depends":["1"]},"inner_html":" Case $A \\land C$: ","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"6","uuid":"b4be002e-cc6c-4861-a892-da6e3b6d47b8","final":false,"index":5,"indent":null,"depends":["g1","g2"],"ranking":-1,"group_info":{"tag":null,"depends":null},"inner_html":"This completes the proof.","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"3","uuid":"df6a9304-1583-43dc-8dd2-35328c376caf","final":false,"index":2,"indent":null,"depends":["2"],"ranking":-1,"group_info":{"tag":"g1","depends":["1"]},"inner_html":" Since $A \\land C$ is true, we know $A$ is true.","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"5","uuid":"e04a942e-8ade-4ef5-89ae-93955cfb5c6d","final":false,"index":4,"indent":null,"depends":["4"],"ranking":-1,"group_info":{"tag":"g2","depends":["1"]},"inner_html":" Since $A \\land B$ is true, we know $A$ is true.","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"4","uuid":"e19ae11b-760f-44e0-9cbd-41d88b93d48d","final":false,"index":3,"indent":null,"depends":[],"ranking":-1,"group_info":{"tag":"g2","depends":["1"]},"inner_html":" Case $A \\land B$: ","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"1","uuid":"d7a6e099-5906-439e-9367-df1559f68d81","final":false,"index":0,"indent":null,"depends":[],"ranking":-1,"group_info":{"tag":null,"depends":null},"inner_html":" Proof by Cases:","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null}]},"options":{},"true_answer":{"proof-by-cases":[{"tag":"1","uuid":"d7a6e099-5906-439e-9367-df1559f68d81","final":false,"index":0,"indent":null,"depends":[],"ranking":-1,"group_info":{"tag":null,"depends":null},"inner_html":" Proof by Cases:","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"2","uuid":"e1867afc-1894-4dda-9163-64afbeba85b7","final":false,"index":1,"indent":null,"depends":[],"ranking":-1,"group_info":{"tag":"g1","depends":["1"]},"inner_html":" Case $A \\land C$: ","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"3","uuid":"df6a9304-1583-43dc-8dd2-35328c376caf","final":false,"index":2,"indent":null,"depends":["2"],"ranking":-1,"group_info":{"tag":"g1","depends":["1"]},"inner_html":" Since $A \\land C$ is true, we know $A$ is true.","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"4","uuid":"e19ae11b-760f-44e0-9cbd-41d88b93d48d","final":false,"index":3,"indent":null,"depends":[],"ranking":-1,"group_info":{"tag":"g2","depends":["1"]},"inner_html":" Case $A \\land B$: ","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"5","uuid":"e04a942e-8ade-4ef5-89ae-93955cfb5c6d","final":false,"index":4,"indent":null,"depends":["4"],"ranking":-1,"group_info":{"tag":"g2","depends":["1"]},"inner_html":" Since $A \\land B$ is true, we know $A$ is true.","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null},{"tag":"6","uuid":"b4be002e-cc6c-4861-a892-da6e3b6d47b8","final":false,"index":5,"indent":null,"depends":["g1","g2"],"ranking":-1,"group_info":{"tag":null,"depends":null},"inner_html":"This completes the proof.","distractor_for":null,"initially_placed":false,"ordering_feedback":null,"distractor_feedback":null}]},"variant_seed":"1eavpfc"}
2026-08-04 16:38:44 (CDT) dev@example.com View variant 9. demo/annotated/mathProof S-HW2.9#1
2026-08-04 16:38:45 (CDT) dev@example.com New variant 10. demo/computeNumber-fromDataFrame S-HW2.10#1 {"params":{"df":{"_type":"dataframe","_value":{"data":[[18.4],[20.3],[20.6],[17.6],[21.8],[19.8],[21.5],[17.1]],"index":[0,1,2,3,4,5,6,7],"columns":["Volume (oz)"]}}},"options":{},"true_answer":{"average":19.637500000000003},"variant_seed":"567cen"}
2026-08-04 16:38:45 (CDT) dev@example.com View variant 10. demo/computeNumber-fromDataFrame S-HW2.10#1
2026-08-04 16:38:49 (CDT) dev@example.com New variant 1. demo/calculation S-HW2.1#1 {"params":{"a":7,"b":9},"options":{},"true_answer":{"c":16},"variant_seed":"l1yuh2"}
2026-08-04 16:38:49 (CDT) dev@example.com View variant 1. demo/calculation S-HW2.1#1
2026-08-04 16:38:50 (CDT) dev@example.com New variant 12. demo/computeRotationMatrix S-HW2.12#1 {"params":{"a":"- \\frac{\\pi}{2}","b":"R_{-\\frac{\\pi}{2}}"},"options":{},"true_answer":{"M":{"_type":"ndarray","_dtype":"float64","_value":[[0,1],[-1,0]]}},"variant_seed":"1w26m7w"}
2026-08-04 16:38:50 (CDT) dev@example.com View variant 12. demo/computeRotationMatrix S-HW2.12#1
2026-08-04 16:38:57 (CDT) dev@example.com New variant 2. demo/randomCheckbox S-HW2.2#1 {"params":{"N":3,"M1":{"_type":"ndarray","_dtype":"float64","_value":[[0.10503918434312853,0.7795848747804369],[0.8637840402815322,0.2280620323512481]]},"M2":{"_type":"ndarray","_dtype":"float64","_value":[[0.05400099104933953,0.18166325631425417],[0.23607222130444516,0.6456061212077916]]},"M3":{"_type":"ndarray","_dtype":"float64","_value":[[0.8252477962995495,0.3357057622838765,0.08016508965482272,0.291038741853032],[0.9311146057419873,0.16941835268016647,0.33267770913454586,0.30873797752967636],[0.007643773224361494,0.28454655332279577,0.03126692681223431,0.8776465726618305],[0.7099621249249243,0.7288692288944444,0.7314938520722754,0.1799203540909703]]},"M4":{"_type":"ndarray","_dtype":"float64","_value":[[0.37065960154591027,0.17223421811191864],[0.3774336874015183,0.6082891261149592]]},"N1":{"_type":"ndarray","_dtype":"float64","_value":[[0.10352771825241214,0.33675644317463604,0.6754596889103905],[0.8715078615354814,0.1284990170171194,0.07426273645646497],[0.9832343949134904,0.7338425088500773,0.9539488735315439]]},"N2":{"_type":"ndarray","_dtype":"float64","_value":[[0.5101211505731735,0.1542349651067514,0.393496644126916],[0.1932532244344014,0.13987301846989952,0.785102336077878],[0.15751730606713166,0.5508316450849698,0.14181847719207752]]},"students":[{"key":"a","html":"\n $<pl-matrix-latex params-name=\"M3\"></pl-matrix-latex>$\n ","feedback":null},{"key":"b","html":"\n $<pl-matrix-latex params-name=\"M1\"></pl-matrix-latex>$\n ","feedback":null},{"key":"c","html":"\n $<pl-matrix-latex params-name=\"M4\"></pl-matrix-latex>$\n ","feedback":null},{"key":"d","html":"\n $<pl-matrix-latex params-name=\"N1\"></pl-matrix-latex>$\n ","feedback":null},{"key":"e","html":"\n $<pl-matrix-latex params-name=\"N2\"></pl-matrix-latex>$\n ","feedback":null},{"key":"f","html":"\n $<pl-matrix-latex params-name=\"M2\"></pl-matrix-latex>$\n ","feedback":null}]},"options":{},"true_answer":{"students":[{"key":"d","html":"\n $<pl-matrix-latex params-name=\"N1\"></pl-matrix-latex>$\n ","feedback":null},{"key":"e","html":"\n $<pl-matrix-latex params-name=\"N2\"></pl-matrix-latex>$\n ","feedback":null}]},"variant_seed":"1rdcc53"}
2026-08-04 16:38:57 (CDT) dev@example.com View variant 2. demo/randomCheckbox S-HW2.2#1
2026-08-04 16:38:58 (CDT) dev@example.com New variant 11. demo/computeNumber-fromArray S-HW2.11#1 {"params":{"array":{"_type":"ndarray","_dtype":"float64","_value":[19.3,19.4,15.8,20,18.9,17.4,19.4,20.3,22.1,18.8,20.3]}},"options":{},"true_answer":{"std":1.554678356892007},"variant_seed":"1qr9c6k"}
2026-08-04 16:38:58 (CDT) dev@example.com View variant 11. demo/computeNumber-fromArray S-HW2.11#1
2026-08-04 16:39:00 (CDT) dev@example.com New variant 8. demo/custom/gradeAnyValidAnswer S-HW2.8#1 {"params":{"d":-9},"options":{},"true_answer":{"A":{"_type":"ndarray","_dtype":"int64","_value":[[-9,0],[0,1]]}},"variant_seed":"yabur6"}
2026-08-04 16:39:00 (CDT) dev@example.com View variant 8. demo/custom/gradeAnyValidAnswer S-HW2.8#1
2026-08-04 16:39:03 (CDT) dev@example.com View assessment overview
2026-08-04 16:40:10 (CDT) dev@example.com View assessment overview
2026-08-04 17:01:08 (CDT) dev@example.com View variant 2. demo/randomCheckbox S-HW2.2#1
2026-08-04 17:12:04 (CDT) dev@example.com View variant 3. demo/randomPlot S-HW2.3#1
2026-08-04 17:12:05 (CDT) dev@example.com View variant 5. demo/randomZippedFile S-HW2.5#1
2026-08-04 17:12:12 (CDT) dev@example.com View variant 1. demo/calculation S-HW2.1#1
2026-08-04 17:12:13 (CDT) dev@example.com View variant 6. demo/annotated/engCentroid S-HW2.6#1
2026-08-04 17:12:27 (CDT) dev@example.com View variant 8. demo/custom/gradeAnyValidAnswer S-HW2.8#1
2026-08-04 17:12:32 (CDT) dev@example.com View variant 11. demo/computeNumber-fromArray S-HW2.11#1
2026-08-04 17:13:49 (CDT) dev@example.com View variant 7. demo/annotated/engLogic S-HW2.7#1
2026-08-04 17:15:10 (CDT) dev@example.com View variant 9. demo/annotated/mathProof S-HW2.9#1
2026-08-04 17:15:15 (CDT) dev@example.com View variant 4. demo/randomFakeData S-HW2.4#1
2026-08-04 17:15:22 (CDT) dev@example.com View variant 10. demo/computeNumber-fromDataFrame S-HW2.10#1
2026-08-04 17:15:46 (CDT) dev@example.com View variant 12. demo/computeRotationMatrix S-HW2.12#1
2026-08-04 20:38:31 (CDT) dev@example.com View assessment overview
2026-08-04 20:42:10 (CDT) dev@example.com View assessment overview
2026-08-04 21:41:45 (CDT) dev@example.com View variant 5. demo/randomZippedFile S-HW2.5#1
2026-08-04 21:41:46 (CDT) dev@example.com View variant 4. demo/randomFakeData S-HW2.4#1
2026-08-04 21:41:46 (CDT) dev@example.com View variant 7. demo/annotated/engLogic S-HW2.7#1
2026-08-04 21:41:46 (CDT) dev@example.com View variant 6. demo/annotated/engCentroid S-HW2.6#1
2026-08-04 21:41:46 (CDT) dev@example.com View variant 1. demo/calculation S-HW2.1#1
2026-08-04 21:41:47 (CDT) dev@example.com View variant 2. demo/randomCheckbox S-HW2.2#1
2026-08-04 21:41:47 (CDT) dev@example.com View variant 12. demo/computeRotationMatrix S-HW2.12#1
2026-08-04 21:41:48 (CDT) dev@example.com View variant 3. demo/randomPlot S-HW2.3#1
2026-08-04 21:41:49 (CDT) dev@example.com View variant 10. demo/computeNumber-fromDataFrame S-HW2.10#1
Download XC_101_SectionA_HW2_dev_example_com_1_log.csv. Uploaded student files are not shown above or in the CSV file. Student files can be downloaded on the Downloads tab.