{"part":"task","text":"# Datasets\nPass a dataset's id as the `dataset` argument.\n{\n \"id\": \"mroz\",\n \"rows\": 753,\n \"description\": \"Wooldridge's MROZ data set (the R package wooldridge, served by Rdatasets): Mroz's (1987) sample of married women from the Panel Study of Income Dynamics, for 1975; one row per woman (753 rows). Columns used here: inlf, 1 if the woman was in the labour force in 1975; lwage, log hourly wage (missing for women who did not work); wage, hourly wage; educ, years of schooling; exper, years of labour-market experience; expersq, exper squared; fatheduc, father's years of schooling; motheduc, mother's years of schooling; also hours, kidslt6, kidsge6, age, repwage, hushrs, husage, huseduc, huswage, faminc, mtr, unem, city, nwifeinc and rownames.\",\n \"columns\": {\n  \"rownames\": \"int64\",\n  \"inlf\": \"int64\",\n  \"hours\": \"int64\",\n  \"kidslt6\": \"int64\",\n  \"kidsge6\": \"int64\",\n  \"age\": \"int64\",\n  \"educ\": \"int64\",\n  \"wage\": \"float64\",\n  \"repwage\": \"float64\",\n  \"hushrs\": \"int64\",\n  \"husage\": \"int64\",\n  \"huseduc\": \"int64\",\n  \"huswage\": \"float64\",\n  \"faminc\": \"int64\",\n  \"mtr\": \"float64\",\n  \"motheduc\": \"int64\",\n  \"fatheduc\": \"int64\",\n  \"unem\": \"float64\",\n  \"city\": \"int64\",\n  \"exper\": \"int64\",\n  \"nwifeinc\": \"float64\",\n  \"lwage\": \"float64\",\n  \"expersq\": \"int64\"\n }\n}"}