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SQA Advanced Higher Statistics Hypothesis Testing overview quiz quiz

15questions. Pick an answer and you'll see why right away.

  1. The null hypothesis H0H_0 in a hypothesis test always:

  2. The significance level α\alpha of a test is the probability of:

  3. Using the p-value, you reject H0H_0 when:

  4. A Type II error is:

  5. For a two-tailed z-test at the 5% level, the critical values are:

  6. The one-sample t-test statistic is:

  7. A one-sample t-test on a sample of size 2020 uses how many degrees of freedom?

  8. When the same individuals are measured before and after a treatment, the correct test is the:

  9. In a one-sample proportion test, the standard error is calculated using:

  10. When comparing two proportions, the standard error of the difference uses the:

  11. A non-parametric test is preferred over a t-test when:

  12. The Mann-Whitney U test is the non-parametric counterpart of the:

  13. The chi-squared test statistic is:

  14. The degrees of freedom for a chi-squared test on an r×cr \times c contingency table are:

  15. For a chi-squared test to be valid, each expected frequency should be at least about: