[問題] Soa Exam P sample no.140

[cxcxvv (delta)]

Each time a hurricane arrives, a new home has a prob. of experiencing

damage. The occurrence of damage in different hurricanes are independent.

Calculate the mode of [[ the number of hurricanes it takes for the home to

experience damage from two hurricanes.]]





想請問一下雙括號裡面的英文是什麼意思?

看了老半天卻看不懂

謝謝

--
※ 發信站: 批踢踢實業坊(ptt.cc) 
◆ From: 114.24.178.105
→ foolish35:原文說每次颶風有機率造成房子受損，然後問房子造成兩次
→ foolish35:傷害下，需要多少颶風侵襲。
→ foolish35:應該要用二項分配求解。
→ cxcxvv:感謝~