设[tex=6.143x1.571]QBZUOQUmBWvo/FHw3V9n1EfoF7ukqDAh1PCxMrhfxfR6KOz4XNLRy4mOeXEGIESt[/tex] 且[tex=1.0x1.214]+33urkkz3/Nyr4sGrqM3/w==[/tex]未知,对均值作区间估计，置信度为[tex=1.857x1.143]sbGJwUcEz4//3QlU/contQ==[/tex]的置信区间是 未知类型：{'options': ['[tex=13.286x2.786]E+NYhv9O+StqYt/AfH69aGrYTJjVe7Wjb2x7LEYjM4yOUsSSkbVKlxUhocGqJa5IDvw2av3Kw9Xe74Ia3jKerX+3YHeLAqOZfv8174qA2K97Wuuo1kQ/BzdCk7c9dfb7[/tex]', '[tex=13.5x2.786]E+NYhv9O+StqYt/AfH69aDF7JHjhSZAlBAanT2lWv286OO7O3kzTpJ9E2PaT5jj/Un9QLH06kVW3GDG/5AtUFb+BSWnZSG8eEFaCKZ6IN+U4VJZlAa9XmlmGYKNo6nuz45M0+4aCrhguKyytcSNRnA==[/tex]', '[tex=13.929x2.786]E+NYhv9O+StqYt/AfH69aGrYTJjVe7Wjb2x7LEYjM4w7Ezh0JIZK2jj5T12QADwu53o2HPGncCf+Dq8XN/wJLcr/HT39X2bLyqAJ6r/MgXHKgQ3SpkFR1av8MTC9aILr[/tex]', '[tex=13.929x2.786]E+NYhv9O+StqYt/AfH69aDF7JHjhSZAlBAanT2lWv2/2MznIjruc2XnzZ9t52VkoL+P5Omyjgtac3aur+UJuReh/RfUwaI3DjoA6mnMY4nYJgmWZkj4G/8bsfA5SGhX0wG4mmR0V2T5smSUIsA1ziQ==[/tex]'], 'type': 102}

This program will operate at（） A: 9 o’clock Monday night B: 19 o’clock Monday night C: 9 o’clock Sunday night

以下哪种情况应优先采取措施？（） A: S=9，O=3，D=3 B: S=3，O=9，D=3 C: S=3，O=3，D=9

以下哪种情况应优先采取措施___。 A: S=9、O=3、D=3 B: S=3、O=9、D=3 C: S=3、O=3、D=9 D: S=5、O=8、D=8

Tom ____（go） to school at 9 o’clock yesterday morning.

lesson 18 Directions: in this part, you are going to listen to five transmissions or short exchanges and choose the correct answer from four choices. A: 9 miles 6 o’clock 9000feet fast moving from left to right B: 9 miles 6 o’clock 9000feet crossing from right to left C: 6 miles 9 o’clock 9000feet fast moving from right to left D: 6 miles 9 o’clock 9000feet crossing from left to right

The hotel serves breakfast at the following time EXCEPT (). A: 6 o’clock. B: 7:30 a.m. C: 9 o’clock. D: 10 o’clock.

青书学堂: Let’s make it round 9 o’clock. ____________

【单选题】O(1) , O(10000logn ), O(n!) , O(nlogn) , O(n 2 ) , O(10 5 n) , O(0.0001n 3 ) , O(2 n ) , O(10 -9 n 3 +2n+100)中时间复杂度最高的是 A. O(n!) B. O(10000logn ） C. O(10 5 n) D. O(2 n )

Shall we meet at the school gate at 9 o clock tomorrow morning? 一