If is the midpoint of determine the coordinates of (4) B GA, G. Question 2: 9 Marks 12 race times, in seconds, by an Olympic freestyle swimmer competing for a place in a relay team are given: 62; 56; 59; 63; 59; 59; 61; 60; 58; 63; 56; 52 Calculate the standard deviation of the (2) swimmer’s times. ______________________________________________________________________ A second competitor for the same event records his times as follows: 58; 56; 63; 54; 57; 66; 65; 53; 51; 63; 63; 59 If you were a selector of the relay team, which competitor would you choose? Motivate your answer using suitable calculations. (3) ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________
If B is the midpoint of GA, determine the coordinates of G. (4) Question 2: 9 Marks 12 race times, in seconds, by an Olympic freestyle swimmer competing for a place in a relay team are given: 62; 56; 59; 63; 59; 59; 61; 60; 58; 63; 56; 52 Calculate the standard deviation of the swimmer’s times. (2) ______________________________________________________________________ A second competitor for the same event records his times as follows: 58; 56; 63; 54; 57; 66; 65; 53; 51; 63; 63; 59 If you were a selector of the relay team, which competitor would you choose? Motivate your answer using suitable calculations. (3) ______________________________________________________________________ ______________________________________________________________________ ______________________________________________________________________
Gr11%20Paper%202%20Nov%202016%20Final.docx