设随机变量序列,已知时，依概率收敛到1，这意味着对于任给的03b5>0，存在N，当n>N时，成立。https://img-ph-mirror.nosdn.127.net/inS2i40jk2lAF44gVDRzDA==/6608412328608987074.pnghttps://img-ph-mirror.nosdn.127.net/mEL1KYPaCfhCxvAqAqJDvw==/1438337131091693287.pnghttps://img-ph-mirror.nosdn.127.net/teFw9dWCjy4xgYnz-6BRCA==/6619337076142062534.pnghttps://img-ph-mirror.nosdn.127.net/SwkmJwhRECxvU2K6wsFBSg==/6630889644815708723.png
举一反三
- 设随机变量序列,已知时，依概率收敛到1，这意味着对于任给的ε>0，存在N，当n>N时，成立。https://img-ph-mirror.nosdn.127.net/inS2i40jk2lAF44gVDRzDA==/6608412328608987074.pnghttps://img-ph-mirror.nosdn.127.net/mEL1KYPaCfhCxvAqAqJDvw==/1438337131091693287.pnghttps://img-ph-mirror.nosdn.127.net/teFw9dWCjy4xgYnz-6BRCA==/6619337076142062534.pnghttps://img-ph-mirror.nosdn.127.net/SwkmJwhRECxvU2K6wsFBSg==/6630889644815708723.png
- 设，n=1,2,...，则当时，依概率收敛到1。https://img-ph-mirror.nosdn.127.net/hZM0olij5nqNZIKK23DMOQ==/6630887445792453443.pnghttps://img-ph-mirror.nosdn.127.net/mEL1KYPaCfhCxvAqAqJDvw==/1438337131091693287.pnghttps://img-ph-mirror.nosdn.127.net/teFw9dWCjy4xgYnz-6BRCA==/6619337076142062534.png
- 设相互独立同分布，，则当时，依概率收敛到100.https://img-ph-mirror.nosdn.127.net/inS2i40jk2lAF44gVDRzDA==/6608412328608987074.pnghttps://img-ph-mirror.nosdn.127.net/TZaxUB2NqWeee6KHx5VSMA==/6630840166792566300.pnghttps://img-ph-mirror.nosdn.127.net/mEL1KYPaCfhCxvAqAqJDvw==/1438337131091693287.pnghttps://img-ph-mirror.nosdn.127.net/bWLk7nHy91oS97Mx8POEXA==/6608731186980567455.png
- 图所示机构的自由度是（ ）。[img=197x160]18034e492717e18.jpg[/img] A: n=8, PL=11, Ph=1, F=1 B: n=8, PL=10, Ph=2, F=2 C: n=9, PL=12, Ph=2, F=1 D: n=9, PL=13, Ph=0， F=1
- 图所示机构的自由度是（ ）。[img=225x225]18034e49029b42b.jpg[/img] A: n=7, PL=10, Ph=0, F=1 B: n=9, PL=12, Ph=2, F=1 C: n=8, PL=11, Ph=1, F=1 D: n=8, PL=11, Ph=0, F=2