One in every two times.
A witness.
The frequency of the event over that time period.
biannual
Membership is Not the same as probability.v Probability describes the uncertainty of event occurrence .The probability is an uncertainty associated with time. vFuzziness describes event ambiguity , i.e., the degree to which an event occurs not whether it occurs
Breathing stops for a moment when swallowing. So no breathing occurs when swallowing.
Probability of an event is how many times it occurs.
Annual event
The time at which an event occurs.
If an event keeps on occurring that means the event is at least annual. If it occurs more than once a year that makes the event perennial or biannual if it only occurs twice.
If you mean annual event, it occurs yearly.
Define your event as [A occurs and B does not occur] or as [A occurs and B' occurs] where B' is the complement of B. Equivalently, this is the event that [A and B' both occur].
Fertilization normally occurs in the fallopian tube
frequency
eruption
its a irony.........
An event or occurrence.