Question

probability of sure event=​

Answer 1

$\huge{ \bold{ \underline {\underline {\overline {\overline \red{ \: AnSwer \: }}}}}}$

• probability of sure event is 1

Answer 2

$\huge\underline{\bf \red{ ❥ ᴀɴsᴡᴇʀ }}$

• An event whose probability equals 1 is called the sure event.