laczzzzzzz laczzzzzzz
  • 14-06-2021
  • Mathematics
contestada

Xác suất xảy ra môt sự kiện là 0.3. Xác suất để sự kiện đó không xảy ra là?

Respuesta :

fichoh
fichoh fichoh
  • 19-06-2021

Câu trả lời:

0,7

Giải thích từng bước:

Xác suất để một sự kiện xảy ra = 0,3

Cho sự kiện = A

P (A) = 0,3

Xác suất mà sự kiện không xảy ra có thể thu được bằng cách sử dụng quy tắc bổ sung;

P (A ') = 1 - P (A)

Vì thế,

P (A ') = 1 - 0,3 = 0,7

Answer Link

Otras preguntas

Medicare is one redistribution program. True or false?
abcdef is a 6 sided figure all the triangles are equilateral triangles fined the measure of fab
When creating the layout of a magazine, ________________ a. a central image is selected first, and then typeface and logos are added as needed. b. the overal
in a high school the ratio of make to female is 8:5, when 400 senior males are removed and 300 senior females are removed, the ratio is 8:3. the number of stude
what two numbers multiply to get -294 and add to get 7
What role did the location of Egypt play in making it's a powerful civilization
I NEED THESE ANSWERS ASAP
The Constitution of 1836 granted land to which group? A. African Americans B. Native Americans C. veterans D. married women
Shen picks a rational number.What is true about the opposite of his number? a.it is to the left of zero on a number line b.it is the same distance from ze
how many dimensions can a polygon grow from?