Mean, Median And Mode

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Mean, Median And Mode

  1. 1. Mean, Median and Mode Explanation and Practice Questions
  2. 2. Mode <ul><li>Mode = the most common number, or the number that you see the most times. </li></ul><ul><li>5, 6, 7, 5, 5, 6, 5, 7 </li></ul><ul><li>What is the Mode of this set of numbers? </li></ul><ul><li>The answer is 5 because there are four 5s in the list. </li></ul>
  3. 3. Median
  4. 4. Mean <ul><li>Mean = average </li></ul><ul><li>Use these numbers: 2, 5, 4, 6, 4, 3, 7 </li></ul><ul><li>Step 1 – Add up all the numbers in the set. </li></ul><ul><li>2 + 5 + 3 + 4 + 4 + 3 + 7 = 28 </li></ul><ul><li>Step 2 – Divide by the amount of numbers in the set. </li></ul><ul><li>2 + 5 + 3 + 4 + 4 + 3 + 7 28  7 = 4 </li></ul><ul><li> </li></ul><ul><li> 7 numbers </li></ul><ul><li>Step 3 – So, 4 is your Mean. </li></ul>
  5. 5. Set A <ul><li>Find the Mean, Median and Mode of this set of numbers. Make sure you show your work when necessary. (the mean could be a decimal number). </li></ul><ul><li>2, 5, 6, 4, 5, 6, 1, 3, 4, 2, 5, 6, 3, 5 </li></ul>
  6. 6. Set B <ul><li>Find the Mean, Median and Mode of this set of numbers. Make sure you show your work when necessary. (the mean could be a decimal number). </li></ul><ul><li>7, 8, 9, 10, 10, 4, 6, 8, 9, 10, 7, 10 </li></ul>
  7. 7. Set C <ul><li>Find the Mean, Median and Mode of this set of numbers. Make sure you show your work when necessary. (the mean could be a decimal number). </li></ul><ul><li>15, 15, 13, 15, 15, 13, 10, 12, 14, 15, 12 </li></ul>
  8. 8. Set D <ul><li>Find the Mean, Median and Mode of this set of numbers. Make sure you show your work when necessary. (the mean could be a decimal number). </li></ul><ul><li>2, 5, 3, 1, 3, 2, 5, 3, 2, 1, 3, 3, 3, 4, 5, 3, 2, 3, 5, 1, 3, 3, 4, 2, 3, 2, 3 </li></ul>
  9. 9. Set E <ul><li>Find the Mean, Median and Mode of this set of numbers. Make sure you show your work when necessary. (the mean could be a decimal number). </li></ul><ul><li>19, 20, 18, 18, 15, 20, 15, 19, 17, 17, 18, 19, 17, 15, 17, 17, 19 </li></ul><ul><li>Please try this one without a calculator first. </li></ul>
  10. 10. Set F <ul><li>Find the Mean, Median and Mode of this set of numbers. Make sure you show your work when necessary. (the mean could be a decimal number). </li></ul><ul><li>95, 100, 90, 88, 87, 79, 90, 67, 45, 80, 76, 88 </li></ul><ul><li>Please try this one without a calculator first. </li></ul>

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