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- #!/usr/bin/awk -f
- #
- # Programa para calcular média e desvio padrão em awk
- #-----------------------------------------------------------------------
- {
- soma+=$1
- somaquad+=$1*$1
- }
- END {
- media=soma/NR
- desvpad=sqrt((somaquad - NR*media**2)/(NR - 1))
- printf "%.1f(%.1f)\n", media, desvpad
- }
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