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Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
Measures of central tendency
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Measures of central tendency

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Introduces students to four measures of central tendency

Introduces students to four measures of central tendency

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  • 1. Measures of Central Tendency<br />By Tyler Torek<br />Statistics<br />
  • 2. Four Measures of Central Tendency<br /><ul><li>Mean
  • 3. Median
  • 4. Mode
  • 5. Range</li></ul>These measures help describe data.<br />
  • 6. Mean<br />the of a set of the data<br />average<br />3, 4, 4, 10, 15, 16, 18<br />70  7 =<br />10<br />Just<br />add and divide<br />
  • 7. Median<br />the number<br />middle<br />3, 4, 4, , 15, 16, 18<br />10<br />10 is the median<br />Justfind the middle<br />
  • 8. Median<br />numbers not in sequence must be ordered<br />6, 12, 2, 6, 4<br />2, 4, , 6, 12<br />6<br />6 is the median<br />
  • 9. Mode<br />the number that repeats the <br />most<br />3, 4, 4, 10, 15, 16, 18<br />4 is the mode<br />The number that appears the most<br />
  • 10. Mode<br />there may be more than one mode<br />3, 3, 4, 4, 4, 7, 9, 9, 9<br />4 & 9 are the modes<br />
  • 11. Range<br />the difference between the and<br />least greatest<br />, 4, 4, 10, 15, 16, <br />3 18 <br />18 – 3 = 15<br />Just subtract largest and smallest<br />
  • 12. Find the all four measures of central tendency below.<br />1, 1, 3, 7, 11, 13, 20<br />Mode<br />56  7 = 8<br />Median<br />Mean<br />20 – 1 = 19<br />Practice<br />Range<br />
  • 13. Bibliography<br />Dr. Clark,<br /> This information was created from memory. No reference sources were needed.<br />

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