• 2022-06-09
    设二维随机变量[tex=2.214x1.357]oIxZeCdF+SIXA8nz0qZ5nA==[/tex]服从参数为[tex=3.214x1.0]GIuZ7fRIsyRzXzDYGphUaUc0+zwbD0bblgs1iyPcr0s=[/tex]的三项分布,即[tex=18.571x1.929]rZM5/OPAdr7aX+kNl9iwpFDWZI+Tty3o4foD4DdzejYH66vD5q8kzqFb/2tBZU/aKIrJhEhxea0PYMAu9xAWCY80po9YpQXZp+UwhCTKgQJ98pZk6OBFqaoU81auqBdi45ydKHXgRNgqI5q//EVBAqzfPK8VFDTcTeDrzymqFdU8XnQJh254ZUas7Rj1GREh8fjp/UPVsNn3RLCsNDPVjjZZ6mjNRYet+JQcvRbSKJw=[/tex],[tex=11.786x1.214]Z2ZH8Fcj3s7kxX4JY6z9IySkQLya/6I7q1xTRzVgykCNdEjRW3yfyhBmycBKFhyL[/tex],[tex=14.714x1.214]XuZNl4OMdehq+oKrGal7XdzxbiIMkYaUhmoZx9T9ohY8qKeO3izTW7XWgxX68KAm[/tex],求[tex=0.5x1.214]qqpHxP43oSTaBTohjVBA4g==[/tex]与[tex=0.5x1.0]JHCmb/EJU0rKjlfD/zyCaA==[/tex]的协方差和相关系数.