Lakeside High School, Atlanta

UNKNOWN Math

FREE RESPONSE. Answer Completely and Show your work! 1) Suppose you were asked to analyze each of the situations described below. (NOTE: DO NOT DO THESE PROBLEMS!) For each, indicate which inference procedure you would use (from the list), the test statistic (z, t, or Λ 2 ), and, if t or Λ 2 , the number of degrees of freedom. 1. proportion, 1 sample 2. difference of proportions, 2 samples 3. mean, 1 sample 4. mean of differences, matched pairs 5. difference of means, independent samples 6. goodness of fit 7. homogeneity 8. independence 9. regression, inference for Ά a. Doctors offer small candies to sixty teenagers, recording the number of candies consumed by each. One hour later they test the blood sugar level for each person. Is there any evidence that high blood sugar levels in teenagers are related to the amount of candy eaten?