Ch 8 and 9 Vocab Terms

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Across
  1. 2. We reject the null when the null is true
  2. 7. We are ___% confident that the interval from __to__ captures the actual value of the (parameter in context)
  3. 11. a statement about a parameter
  4. 16. State, Plan, Do, Conclude
  5. 17. is often a statement of "no difference"
  6. 18. depends on the critical value and the standard deviation of the statistic
  7. 20. the probability of a test rejecting the null when the alternative is true
Down
  1. 1. We fail to reject the null when the null is false
  2. 3. sampling distribution is approximately normal (condition for confidence interval)
  3. 4. a procedure for comparing observed data with a claim whose truth we want to assess
  4. 5. when the standard deviation of a statistic is estimated from data the results are called the ____ of the statistic.
  5. 6. this value is NEVER negative
  6. 8. ___% of all possible samples of size___ from the population will result in an interval that captures the unknown parameter. (interpretation)
  7. 9. the 10% condition (condition for confidence interval)
  8. 10. to increase the power of a test we can, increase the sample size, pick alternative further from the null, or increase ___ level
  9. 12. the probability of the statistic value being as extreme or more extreme than the actual observed value
  10. 13. a single estimate of a population parameter (a statistic from a sample)
  11. 14. the claim about the population that we are trying to find evidence for
  12. 15. ___ always refer to a population, not to a sample
  13. 19. data from a well-designed random sample or randomized experiment (condition for confidence interval)