设随机变量X，Y均服从正态分布，[tex=6.0x1.286]/ZR0dAzaI7eKAw6bIvA7M9vEktdejpoVk46zffnYIOrPQSFLFEYeuGafGbNwG7+2[/tex]，[tex=5.857x1.286]mSwy1LlzIpZh/7u+rnVzCzISW9xJM1CVYxTB6GhHUS0Pel5PHJdnfQPX4nCoWomv[/tex]，记[tex=8.429x1.286]gcnSYvIjNYC+x/nJQip9u41mUgcQGwzLOGpkbP0WGD0=[/tex]，[tex=8.286x1.286]HF/dJ5uNVGoxduBrGE1mE/mioCVhZFeh2L9jfB9c8I8=[/tex]，则 未知类型：{'options': ['对任何实数[tex=0.643x1.286]LHHF5r8Y9VBlpolr/GDm2w==[/tex]，都有[tex=3.143x1.286]4mK0F7ApSrBjXHZ0TtLJPGBUgWzQJ1CvyXtI/VoFkOk=[/tex]', '对任何实数[tex=0.643x1.286]LHHF5r8Y9VBlpolr/GDm2w==[/tex]，都有[tex=3.143x1.286]YhIIDd7/cEwUQb3xvUt0dzEgK9IHj11gL+KsEj4X/Fw=[/tex]', '只对[tex=0.643x1.286]LHHF5r8Y9VBlpolr/GDm2w==[/tex]的个别值，才有[tex=3.143x1.286]4mK0F7ApSrBjXHZ0TtLJPGBUgWzQJ1CvyXtI/VoFkOk=[/tex]', '对任何实数[tex=0.643x1.286]LHHF5r8Y9VBlpolr/GDm2w==[/tex]，都有[tex=3.143x1.286]xqsFSnJUF6+Xj1n1A3IhljbIK13LJa6Dwb6Iwn5KkHY=[/tex]'], 'type': 102}