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Dmytro-Bonislavskyi
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Dec 5, 2025
Dmytro-Bonislavskyi
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Hi @RachelLiu997 I tried your code in my environment and found out that in couple of places you are using variable name "pg_data" while in other "mpg_data" which leads to the errors. Please fix it, rest of the assignment looks fine.
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What changes are you trying to make? (e.g. Adding or removing code, refactoring existing code, adding reports)
adding code
What did you learn from the changes you have made?
how to use linear regression
Was there another approach you were thinking about making? If so, what approach(es) were you thinking of?
no
Were there any challenges? If so, what issue(s) did you face? How did you overcome it?
no, but had to change some of the original code
How were these changes tested?
running the code
A reference to a related issue in your repository (if applicable)
Checklist