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Across 4. Determining the number of different combinations of a selected item. 5. The mistake of rejecting the null hypothesis when it is true. 7. Rule for determining the probability that on a single trial event A or B will occur or they both. 9. It is the claim made about some population characteristics. It usually involves the case of no difference. 10. Data resulting from either a finiteor countable number of possible values. 11. An experiment with a fixed number of independent trials. 12. Events that are not independent. 14. A statement or claim that some population characteristic is true.

Down 1. The number of standard deviations that a given value is above or below the mean. 2. Data resulting from infinitely many possible vales that can be associated with points on a continuous scale with gaps. 3. The area under a curve containing the values that lead to rejection of the null hypothesis. 6. The number of values that are free to vary after certain restrictions have been imposed on all values. 8. One-half the sum of the highest and lowest scores 13. The result or outcomeof an experiment.