Community Data Science Course (Spring 2019)/Day 4 Coding Challenges


 * 1) Rework all of The day 3 challenges.
 * 2) Get the ratio of names that start with each letter.
 * 3) Do this for boys and girls.
 * 4) Hint First line of output is a boys: 0.10120456305133887 girls: 0.18231978026407467
 * 5) Are girls or boys more likely to have a name that is used by both genders?