Performance Task 25: Summer Olympics
Part 1 1. a. Student gives correct answer: The fastest runner is Quincy and the
slowest runner is Henry.
b. Student gives correct answer: LaShawn would need to shave off
1.25 seconds to beat Quincy. (Award ½ pt if student answers 1.2
seconds)
c. Student gives correct answer in word form: Jeremy is three-
hundredths (0.03) of a second faster than Michael.
d. Student gives correct answer: The average racing time for the
400 m dash is 43.094 seconds.
e. Response should include: the formula for finding the mean (add
the number of items and then divide by the amount of items) 43.48
+ 44.29 + 43.45 + 41.5 + 42.75 = 215.47 / 5 = 43.094 s
Part 2 2. a. Student gives correct differences in times:
Michael: 2.02 s
Henry: 1.4 s
Jeremy: 0.10 s
Quincy: 0.85 s
LaShawn: 0.05 s
(each correct answer is worth 0.4 pt)
b. Student gives correct answer: Michael had the greatest
improvement in time.
3. Answers will vary. Response should include complete sentences
with reasoning to support Kelly’s and Jennifer’s predictions.
Part 3 4. Student article should:
include the results of the past two Olympic games.
highlight the winners and the most improved runner from 2008 to
2012.
include a prediction for the 2016 games.
discuss who they think is least likely to win
be grammatically correct, using appropriate English, punctuation,
and spelling
MATHEMATICS PERFORMANCE TASK 98 CHRISTIE WAINWRIGHT