Issue 514: clarify iloc and loc

[btovar]

Clarification according to #514. Emphasize that iloc is for index with number, and loc is for labels.

[github-actions]

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Rendered Changes

🔍 Inspect the changes: https://github.com/datacarpentry/python-ecology-lesson/compare/md-outputs..md-outputs-PR-552

The following changes were observed in the rendered markdown documents:

 03-index-slice-subset.md | 10 +++++++---
 md5sum.txt               |  2 +-
 2 files changed, 8 insertions(+), 4 deletions(-)

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If you have source files that require output and figures to be generated (e.g. R Markdown), then it is important to make sure the generated figures and output are reproducible.

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⏱️ Updated at 2023-05-15 13:04:20 +0000