Ch 8 and 9 Vocab Terms

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