Peer Review for hw03

[g-ziyan]

Topic	Excellent	Satisfactory	Needs Work
Coding style	:heavy_check_mark:
Coding strategy	:heavy_check_mark:
Presentation: graphs	:heavy_check_mark:
Presentation: tables	:heavy_check_mark:
Achievement, creativity	:heavy_check_mark:
Ease of access	:heavy_check_mark:

Remarks:

• Good readme file, providing links and description for the files
• Suggest you use suppressPackageStartupMessages() function to suppress messages.
• It's a great attempt to reshape the table for readability!
• Try tableGrob function to make the table and plot display side-by-side in md file.
• Detailed comments to show your working process.
• Brilliant graphs and analysis based on them. Maybe bold the key information next time.
• A good point in the "interesting story"!
• Overall, you did a great job!