420 school level observations a cross-section from 1998-1999 distcod, district code county, county district, district grspan, grade span of district enrltot, total enrollment teachers, number of teachers calwpct, percent qualifying for CalWorks mealpct, percent qualifying for reduced-price lunch computer, number of computers testscr, average test score (read.scr+math.scr)/2 compstu, computer per student expnstu, expenditure per student str, student teacher ratio avginc, district average income elpct, percent of English learners readscr, average reading score mathscr, average math score
data(df_opt_caschool)csv
Stock, James H. and Mark W. Watson (2003) Introduction to Econometrics, Addison-Wesley Educational Publishers, chapter 4–7.
data(df_opt_caschool)
head(df_opt_caschool, 10)
#> X distcod county district grspan enrltot
#> 1 1 75119 Alameda Sunol Glen Unified KK-08 195
#> 2 2 61499 Butte Manzanita Elementary KK-08 240
#> 3 3 61549 Butte Thermalito Union Elementary KK-08 1550
#> 4 4 61457 Butte Golden Feather Union Elementary KK-08 243
#> 5 5 61523 Butte Palermo Union Elementary KK-08 1335
#> 6 6 62042 Fresno Burrel Union Elementary KK-08 137
#> 7 7 68536 San Joaquin Holt Union Elementary KK-08 195
#> 8 8 63834 Kern Vineland Elementary KK-08 888
#> 9 9 62331 Fresno Orange Center Elementary KK-08 379
#> 10 10 67306 Sacramento Del Paso Heights Elementary KK-06 2247
#> teachers calwpct mealpct computer testscr compstu expnstu str
#> 1 10.90 0.5102 2.0408 67 690.80 0.34358975 6384.911 17.88991
#> 2 11.15 15.4167 47.9167 101 661.20 0.42083332 5099.381 21.52466
#> 3 82.90 55.0323 76.3226 169 643.60 0.10903226 5501.955 18.69723
#> 4 14.00 36.4754 77.0492 85 647.70 0.34979424 7101.831 17.35714
#> 5 71.50 33.1086 78.4270 171 640.85 0.12808989 5235.988 18.67133
#> 6 6.40 12.3188 86.9565 25 605.55 0.18248175 5580.147 21.40625
#> 7 10.00 12.9032 94.6237 28 606.75 0.14358975 5253.331 19.50000
#> 8 42.50 18.8063 100.0000 66 609.00 0.07432432 4565.746 20.89412
#> 9 19.00 32.1900 93.1398 35 612.50 0.09234829 5355.548 19.94737
#> 10 108.00 78.9942 87.3164 0 612.65 0.00000000 5036.211 20.80556
#> avginc elpct readscr mathscr
#> 1 22.690001 0.000000 691.6 690.0
#> 2 9.824000 4.583333 660.5 661.9
#> 3 8.978000 30.000002 636.3 650.9
#> 4 8.978000 0.000000 651.9 643.5
#> 5 9.080333 13.857677 641.8 639.9
#> 6 10.415000 12.408759 605.7 605.4
#> 7 6.577000 68.717949 604.5 609.0
#> 8 8.174000 46.959461 605.5 612.5
#> 9 7.385000 30.079157 608.9 616.1
#> 10 11.613333 40.275921 611.9 613.4