FORMULABANK

This is the outcome or outcomes that one focuses on. An event may consist of one or several outcomes.

• • An event could be rolling a “2” or that “social studies” is selected.
  • It could also be rolling “an even number” with a standard die, which corresponds to the outcomes {2,4,6}.
• In connection with events, one sometimes speaks about
  • “A certain event” is an outcome that will occur with certainty.
    • Rolling a number less than 7 with a standard die.
      • For a certain event, the probability will be 1 or 100 %.
    • “An impossible event” is an outcome that will certainly never occur.
      • Rolling a 7 with a standard die.
        • For an impossible event, the probability will be 0.