Estoy enfrentando un problema en el awk
script: necesito generar un informe que contenga el puntaje más bajo, más alto y promedio para cada tarea en el archivo de datos. El nombre de la tarea se encuentra en column 3
.
Los datos de entrada son:
Student,Catehory,Assignment,Score,Possible
Chelsey,Homework,H01,90,100
Chelsey,Homework,H02,89,100
Chelsey,Homework,H03,77,100
Chelsey,Homework,H04,80,100
Chelsey,Homework,H05,82,100
Chelsey,Homework,H06,84,100
Chelsey,Homework,H07,86,100
Chelsey,Lab,L01,91,100
Chelsey,Lab,L02,100,100
Chelsey,Lab,L03,100,100
Chelsey,Lab,L04,100,100
Chelsey,Lab,L05,96,100
Chelsey,Lab,L06,80,100
Chelsey,Lab,L07,81,100
Chelsey,Quiz,Q01,100,100
Chelsey,Quiz,Q02,100,100
Chelsey,Quiz,Q03,98,100
Chelsey,Quiz,Q04,93,100
Chelsey,Quiz,Q05,99,100
Chelsey,Quiz,Q06,88,100
Chelsey,Quiz,Q07,100,100
Chelsey,Final,FINAL,82,100
Chelsey,Survey,WS,5,5
Sam,Homework,H01,19,100
Sam,Homework,H02,82,100
Sam,Homework,H03,95,100
Sam,Homework,H04,46,100
Sam,Homework,H05,82,100
Sam,Homework,H06,97,100
Sam,Homework,H07,52,100
Sam,Lab,L01,41,100
Sam,Lab,L02,85,100
Sam,Lab,L03,99,100
Sam,Lab,L04,99,100
Sam,Lab,L05,0,100
Sam,Lab,L06,0,100
Sam,Lab,L07,0,100
Sam,Quiz,Q01,91,100
Sam,Quiz,Q02,85,100
Sam,Quiz,Q03,33,100
Sam,Quiz,Q04,64,100
Sam,Quiz,Q05,54,100
Sam,Quiz,Q06,95,100
Sam,Quiz,Q07,68,100
Sam,Final,FINAL,58,100
Sam,Survey,WS,5,5
Andrew,Homework,H01,25,100
Andrew,Homework,H02,47,100
Andrew,Homework,H03,85,100
Andrew,Homework,H04,65,100
Andrew,Homework,H05,54,100
Andrew,Homework,H06,58,100
Andrew,Homework,H07,52,100
Andrew,Lab,L01,87,100
Andrew,Lab,L02,45,100
Andrew,Lab,L03,92,100
Andrew,Lab,L04,48,100
Andrew,Lab,L05,42,100
Andrew,Lab,L06,99,100
Andrew,Lab,L07,86,100
Andrew,Quiz,Q01,25,100
Andrew,Quiz,Q02,84,100
Andrew,Quiz,Q03,59,100
Andrew,Quiz,Q04,93,100
Andrew,Quiz,Q05,85,100
Andrew,Quiz,Q06,94,100
Andrew,Quiz,Q07,58,100
Andrew,Final,FINAL,99,100
Andrew,Survey,WS,5,5
Ava,Homework,H01,55,100
Ava,Homework,H02,95,100
Ava,Homework,H03,84,100
Ava,Homework,H04,74,100
Ava,Homework,H05,95,100
Ava,Homework,H06,84,100
Ava,Homework,H07,55,100
Ava,Lab,L01,66,100
Ava,Lab,L02,77,100
Ava,Lab,L03,88,100
Ava,Lab,L04,99,100
Ava,Lab,L05,55,100
Ava,Lab,L06,66,100
Ava,Lab,L07,77,100
Ava,Quiz,Q01,88,100
Ava,Quiz,Q02,99,100
Ava,Quiz,Q03,44,100
Ava,Quiz,Q04,55,100
Ava,Quiz,Q05,66,100
Ava,Quiz,Q06,77,100
Ava,Quiz,Q07,88,100
Ava,Final,FINAL,99,100
Ava,Survey,WS,5,5
Shane,Homework,H01,50,100
Shane,Homework,H02,60,100
Shane,Homework,H03,70,100
Shane,Homework,H04,60,100
Shane,Homework,H05,70,100
Shane,Homework,H06,80,100
Shane,Homework,H07,90,100
Shane,Lab,L01,90,100
Shane,Lab,L02,0,100
Shane,Lab,L03,100,100
Shane,Lab,L04,50,100
Shane,Lab,L05,40,100
Shane,Lab,L06,60,100
Shane,Lab,L07,80,100
Shane,Quiz,Q01,70,100
Shane,Quiz,Q02,90,100
Shane,Quiz,Q03,100,100
Shane,Quiz,Q04,100,100
Shane,Quiz,Q05,80,100
Shane,Quiz,Q06,80,100
Shane,Quiz,Q07,80,100
Shane,Final,FINAL,90,100
Shane,Survey,WS,5,5
guión awk :
BEGIN {
FS=" *\\, *"
}
FNR>1 {
min[$3]=(!($3 in min) || min[$3]> $4 )? $4 : min[$3]
max[$3]=(max[$3]> $4)? max[$3] : $4
cnt[$3]++
sum[$3]+=$4
}
END {
print "Name\tLow\tHigh\tAverage"
for (i in cnt)
printf("%s\t%d\t%d\t%.1f\n", i, min[i], max[i], sum[i]/cnt[i])
}
Salida de muestra esperada:
Name Low High Average
Q06 77 95 86.80
L05 40 96 46.60
WS 5 5 5
Q07 58 100 78.80
L06 60 99 61
L07 77 86 64.80
Cuando ejecuto el script, obtengo un "Bajo" de 0 para todas las tareas que no es correcto. ¿A dónde me estoy yendo mal? Por favor guía.