So I couldn't help myself and I looked up the profiles of everyone who we know either got the email or didn't get the email. It's kind of hard to draw conclusions just based on the stats. They look relatively even.
Yes emailPeppermuncher – not in spreadsheet
Chambax – 710 gmat
Tedross – not in spreadsheet
Dkoao – not in spreadsheet
Hamerstein – 700 gmat, 3.7 gpa, venture capital
Mreevit – 710 gmat, 3.1 gpa, insurance
oski24 – 710, 3.7 gpa, 5 yrs consulting
justship – not in spreadsheet
No emailDriege – 770 gmat, 3.9 gpa, IT audit
Lisab0131 – 710 gmat, 3.1 gpa, asset mgt
Valleyboy – 700 gmat, 4.0 gpa, technology
Backtoschool11 – 700 gmat, 3.1 gpa
Iskrag – 730 gmat, 3.3 gpa, Big 4 Audit
Rfmba2 – 750 gmat, 3.11 gpa, consulting
Michmax3 – 690 gmat, 3.8 gpa, transportation
Ghunar – not in spreadsheet
Lachloe – 710 gmat, 3.8 gpa, retail