Here is the data for Chapter 1

Section	Problem	URL
1	47,48	https://sullystats.github.io/Statistics6e/Data/Tornadoes_2017.csv
3	11	https://sullystats.github.io/Statistics6e/Data/Chapter1/1_3_11.csv
3	12	https://sullystats.github.io/Statistics6e/Data/Chapter1/1_3_12.csv
3	15	https://sullystats.github.io/Statistics6e/Data/Chapter1/1_3_15.csv
3	16	https://sullystats.github.io/Statistics6e/Data/Chapter1/1_3_16.csv
3	17	https://sullystats.github.io/Statistics6e/Data/Chapter1/1_3_17.csv