Assignment for Week 1 in the Probability and Statistics course: Grading error.
All the tests pass and I have revied the code dozens of times and still got:
The function is absolutely defined:
Can anyone help me?
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Are you sure that you didn’t accidentally change that cell to be markdown instead of code?
Try doing this sequence:
Kernel -> Restart and Clear Output
Save
Cell -> Run All
Then carefully scan through the notebook and make sure everything ran successfully.
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Often this sort of problem happens if you work on the notebook outside of Coursera Labs, and the metadata for a cell gets mangled such that the grader is not told to import that cell.
Is this possibly your situation?
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Thanks for your advice.
Still doesn’t work. The cell is code and I did the sequence.
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No, it’s not my situation, I worked everything inside the coursera website (jupyter).
Thanks a lot for your help.
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Summary for those who find this thread later:
There appeared to be several internal issues with the student’s copy of the notebook. Ultimately the student downloaded a fresh copy of the notebook and completed the assignment successfully.
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