Averages mean medium

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Averages mean medium

  1. 1. Penalty shootingcompetition
  2. 2. Penalty shooting competitionEach person had 10 tries at shooting a penalty.These are their scores...
  3. 3. Player Number of goalsPlayer 1 5Player 2 5Player 3 2Player 4 8Player 5 9Player 6 5Player 7 6Player 8 6Player 9 8
  4. 4. Now let’s put them in order fromthe smallest number of goals tothe largest
  5. 5. Player Number of goalsPlayer 3 2Player 6 5Player 1 5Player 2 5Player 8 6Player 7 6Player 4 8Player 10 8Player 5 9
  6. 6. Number of goals2 5 5 5 6 9886
  7. 7. Number of goals2 5 5 5 6 9886Which was the most commonnumber of goals scored? 5This is called the MODE
  8. 8. Number of goals2 5 5 5 6 9886When they are all lined up inorder, which score is in themiddle? 6This is called the MEDIAN
  9. 9. The meanIf we took all those goals and shared them outequally between the players, how manywould each player have scored?2+5+5+5+6+6+8+8+9= 54Divide this by the number of players:54 ÷ 9 = 6 This is called the MEAN
  10. 10. • To find the mean, add up all the numbers,then divide by the number of numbers.• Try this one...The mean
  11. 11. • Find the mean of 10, 12, 810 + 12 + 8 =30 ÷ 3 =3010The mean of 10, 12 and 8 is 3What is the median of those three numbers?10
  12. 12. Find the mean of these sets ofnumbers1. 3,5,5,72. 10,2,3,9,63. 7,7,6,44. 20,30,40,105. 3,2,2,4,3,5,2566253
  13. 13. Find the median of these sets ofnumbers1. 3,5,7,7,82. 10,2,3,9,43. 7,7,6,4,74. 20,30,60,40,105. 3,2,2,4,3,5,2747303

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