Here is the data for Chapter 12.

Section	Problem	URL
1	22	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_22.csv
1	25(b)	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_25b.csv
1	26(a)	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_26a.csv
1	26(b)	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_26b.csv
1	29	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_29.csv
1	30	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_30.csv
1	31	https://sullystats.github.io/Stats7e/Data/Ch12/12_1_31.csv
		9
2	9	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_9.csv
2	10	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_10.csv
2	17	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_17.csv
2	18	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_18.csv
2	19	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_19.csv
2	20	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_20.csv
2	26	https://sullystats.github.io/Stats7e/Data/Ch12/12_2_26.csv
3	9	https://sullystats.github.io/Stats7e/Data/Ch12/12_3_9.csv