Probability crossword

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Across
  1. 4. An event with a probability of 0.
  2. 7. The branch of mathematics that measures the uncertainty of occurrence of an event using numbers is called ___.
  3. 8. If P(E)=0, then it is called a/an ___ event.
  4. 9. The sum of the probabilities of all the ___ events of an experiment is 1.
Down
  1. 1. What is a set of all outcomes that are not in the event?
  2. 2. the probability of all events in a sample space ___ up to 1.
  3. 3. If P(E)=1, then it is called a ___ event.
  4. 5. A collection of all possible outcomes of an experiment is known as ___ space.
  5. 6. Two or more events.