2025 Tianjin Question 3 Single-choice Differentiating 2025_天津 Paper 5. 下列说法错误的是 A. $X \sim N\left(\mu, \sigma^{2}\right)$ ,若 $P(X \leqslant \mu-\sigma)=P(X \geqslant \mu+\sigma)$B. $X \sim N\left(1,2^{2}\right), Y \sim N\left(2,2^{2}\right)$ ,则 $P(X<1)<P(Y<2)$C. $|r|$ 越接近于1,线性相关程度越强D. $|r|$ 越接近于0,线性相关程度越弱 Answer keyB ☆ SaveCan't do it, show the explanation查看原卷 →