线性和多重回归,统计建模
如果sample mean
置信区间Confidential Interval
例如95%的概率认为真值在[25,35]之间,即通过相同方式得到的N个置信区间中,有95%的置信区间
p-value is the probability of getting a value as extreme or more extreme than the one you got, given that the true population value is true.
小的p值表明假设的值不太可能是真值。