N

natality出生率
natural logarithm自然对数
negative correlation负相关
negative skewness负偏志
no correlation无相关
non-linear correlation非线性相关
non-parametric statistics非参数统计
normal curve正态曲线
normal deviate正态离差
normal distribution正态分布
normal population正态总体
normal probability curve正态概率曲线
normal range正常范围
normal value正常值
normal kurtosis正态峰
normality test正态性检验
nosometry患病率
null hypothesis无效假设,检验假设