Levels are different groupings within the same independent variable(factor).
Eg. if the independent variable is “eggs” the levels might be Non-Organic, Organic, and Free Range Organic.
Analysis of ...
Levels are different groupings within the same independent variable(factor).
Eg. if the independent variable is “eggs” the levels might be Non-Organic, Organic, and Free Range Organic.
Analysis of ...
import numpy as np
import matplotlib.pyplot as plt
def normal_distribution1(mu=0,sigma=1,space=1000):
x = np.linspace(mu-(3*sigma-(-3*sigma)),mu+(3*sigma-(-3*sigma)),spac...
import numpy as np
import matplotlib.pyplot as plt
def normal_distribution1(mu=0,sigma=1,space=1000):
x = np.linspace(mu-(3*sigma-(-3*sigma)),mu+(3*sigma-(-3*sigma)),spac...
题目
程序及结果
1)程序
x<-c(4,9,11,13,18,20,24,28,45,67)
y<-c(5,7,8,12,19,23,32,36,40,52)
t.test(x,y,var.equal=TRUE)
1)结果
Two Sample t-test
data: x and y
t = 0.063425, df ...