python计算一组数据的平均数、标准差等

Posted onAuthorcnliutz

from statistics import mean, median, variance, stdev, pvariance, pstdev
x=(2,3,4,5,6,7,8,9)
y=[22,45,67,89,43,23,45,65,21,33,54,66]
print(mean(x),median(x),variance(x),stdev(x),pvariance(x),pstdev(x),sum(x),sum(y))
print("mean={},median={},variance={},stdev={},\
      pvariance={},pstdev={},sum={},sumy={}".format(mean(x),median(x),variance(x),stdev(x),\
      pvariance(x),pstdev(x),sum(x),sum(y)))