Official 2020 AP Stats Exam College Board Lesson #10 FRQ FRIDAY 4_17_2020


Hi all! 



That was a great lesson from Luke Wilcox!  Here are my take-aways and teacher comments:



THIS ONE IS A MUST WATCH FOR UNDERSTANDING OF FRQ SCORING AND GRADING!! REMINDER: THERE ARE ONLY 2 FRQs TYPES ON THE 2020 EXAM!!



Reminders

·         4 weeks of lessons and preparation for the exam is being taught/reviewed (recorded) M-F: 2-2:45 PM in these YouTube Lessons 😊  https://www.youtube.com/watch?v=p6StOts3oOo&list=PLoGgviqq4845u-QDW3bikMhC4uQsuYDpy&index=18





  • Lessons: April 6-10: Units 6-7 taught first because many schools either didn’t get to these entirely or at all (we did get through most of this); April 13-May 1: Units 1-5
  • AP Stats Exam Friday May 22 from 2-2:45 EST
  • All resources available at Statsmedic.com/youtube
  • If you need a device take the Exam go to cb.org/tech



Last Night’s homework MC “CD example”:

  • This is a nice review of random assignment for showing causation



---THESE ARE FRQs FOR Unit 1: Exploring One Variable Data, Unit 2: Exploring Two Variable Data, Unit 3: Collecting Data---



2005 FRQ #1 “Caloric Intake”:

  • Nice reference on how to create and read a key for a back-to-back stem plot
  • a): for comparing a distribution use SOCS + Context. Actual values are not needed for center and spread.
  • b): Nice reminder of how you can only generalize to the population from which the sample is taken
  • c): Nice review on how a larger n-value (in this case 7) gives less variability (you can say more precise estimate for this)
  • EXTREMELY IMPORTANT EXPLANATION ON GRADING/SCORING RUBRIC USING Essentially correct, Partially Correct, Incorrect categories



2017 FRQ #1 “Wolves”:

  • a):  Nice review of positive, linear, and strong IN CONTEXT
  • b):  Nice review of the interpretation of slope
  • c):  Nice review of finding the unknown in the residual formula
  • EXTREMELY IMPORTANT EXPLANATION ON GRADING/SCORING RUBRIC USING Essentially correct, Partially Correct, Incorrect categories



2016 FRQ #3 “Alzheimer’s disease”  from yesterday’s lesson:

  • a):  Be specific on your variables
  • b):  Nice review of the Observational Study
  • c):  Nice review of Confounding Variables
  • EXTREMELY IMPORTANT EXPLANATION ON GRADING/SCORING RUBRIC USING Essentially correct, Partially Correct, Incorrect categories





Try the check your understanding homework that he gives at the end for Monday’s lesson if you can.



Please email me any time with any question, comments, thoughts.



Take care!!

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