MATH 203 Study Guide - Midterm Guide: Iris Versicolor, Iris Virginica, Petal

• School: McGill University
• Department: Mathematics & Statistics (Sci)
• Course: MATH 203
• Professor: Patrick Reynolds

Document Summary

Instructions: there are 5 pages to this exam, including this title page, answer all questions directly on the test (use back for rough calculations only), the total number of marks for the exam is 50. Material permitted: one 8. 5 11 sheet of hand-written personal notes, pocket calculators, language dictionaries. Question 1 [6 points] (a) list three classical measures of central tendency. (b) list three classical measures of dispersion. Question 2 [12 points] fill out the following table using the rules of probability. Pr(a b) pr(a b) pr(a bc) pr(b ac) The following boxplots show the petal length (in centimetres) for 50 specimens from each of three species of iris collected in the gasp e peninsula (fisher, ann. In canada, 1% of women at age forty who participate in routine screening have breast cancer. Given the current technology, 80% of women with breast cancer will have positive mammogra- phies.