Your SlideShare is downloading. ×
0
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Mean, mode, median
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×
Saving this for later? Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime – even offline.
Text the download link to your phone
Standard text messaging rates apply

Mean, mode, median

828

Published on

Published in: Business, Technology
0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
828
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
35
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. Mean, Median, Mode & Range By Mr. Clutter VMS Library 2007-2008
  • 2. Vocabulary Review <ul><li>Sum – the answer to an addition problem. </li></ul><ul><li>Addend – the numbers you added together to get the sum. </li></ul>Copyright © 2000 by Monica Yuskaitis 6 + 9 = 15
  • 3. Definition <ul><li>Mean </li></ul><ul><li>Means </li></ul><ul><li>Average </li></ul>Copyright © 2000 by Monica Yuskaitis
  • 4. Definition <ul><li>Mean – the average of a group of numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 2, 5, 2, 1, 5 Mean = 3
  • 5. Mean is found by evening out the numbers Copyright © 2000 by Monica Yuskaitis 2, 5, 2, 1, 5
  • 6. Mean is found by evening out the numbers Copyright © 2000 by Monica Yuskaitis 2, 5, 2, 1, 5
  • 7. Mean is found by evening out the numbers Copyright © 2000 by Monica Yuskaitis 2, 5, 2, 1, 5 mean = 3
  • 8. How to Find the Mean of a Group of Numbers <ul><li>Step 1 – Add all the numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 8, 10, 12, 18, 22, 26 8+10+12+18+22+26 = 96
  • 9. How to Find the Mean of a Group of Numbers <ul><li>Step 2 – Divide the sum by the number of addends. </li></ul>Copyright © 2000 by Monica Yuskaitis 8, 10, 12, 18, 22, 26 8+10+12+18+22+26 = 96 How many addends are there?
  • 10. How to Find the Mean of a Group of Numbers <ul><li>Step 2 – Divide the sum by the number of addends. </li></ul>Copyright © 2000 by Monica Yuskaitis 6 ) 96 sum # of addends 1 6 3 6 6 6 3
  • 11. How to Find the Mean of a Group of Numbers <ul><li>The mean or average of these numbers is 16. </li></ul>Copyright © 2000 by Monica Yuskaitis 8, 10, 12, 18, 22, 26
  • 12. What is the mean of these numbers? Copyright © 2000 by Monica Yuskaitis 7, 10, 16 11
  • 13. What is the mean of these numbers? Copyright © 2000 by Monica Yuskaitis 2, 9, 14, 27 13
  • 14. What is the mean of these numbers? Copyright © 2000 by Monica Yuskaitis 1, 2, 7, 11, 19 8
  • 15. What is the mean of these numbers? Copyright © 2000 by Monica Yuskaitis 26, 33, 41, 52 38
  • 16. Definition <ul><li>Me d ian </li></ul><ul><li>is in the </li></ul><ul><li>Mi dd le </li></ul>Copyright © 2000 by Monica Yuskaitis
  • 17. Definition <ul><li>Median – the middle number in a set of ordered numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 1, 3, 7, 10, 13 Median = 7
  • 18. How to Find the Median in a Group of Numbers <ul><li>Step 1 – Arrange the numbers in order from least to greatest. </li></ul>Copyright © 2000 by Monica Yuskaitis 21, 18, 24, 19, 27 18, 19, 21, 24, 27
  • 19. How to Find the Median in a Group of Numbers <ul><li>Step 2 – Find the middle number. </li></ul>Copyright © 2000 by Monica Yuskaitis 21, 18, 24, 19, 27 18, 19, 21, 24, 27
  • 20. How to Find the Median in a Group of Numbers <ul><li>Step 2 – Find the middle number. </li></ul>Copyright © 2000 by Monica Yuskaitis 18, 19, 21, 24, 27 This is your median number.
  • 21. How to Find the Median in a Group of Numbers <ul><li>Step 3 – If there are two middle numbers, find the mean of these two numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 18, 19, 21, 25, 27, 28
  • 22. How to Find the Median in a Group of Numbers <ul><li>Step 3 – If there are two middle numbers, find the mean of these two numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 21+ 25 = 46 2 ) 46 23 median
  • 23. What is the median of these numbers? Copyright © 2000 by Monica Yuskaitis 16, 10, 7 10 7, 10, 16
  • 24. What is the median of these numbers? Copyright © 2000 by Monica Yuskaitis 29, 8, 4, 11, 19 11 4, 8, 11, 19, 29
  • 25. What is the median of these numbers? Copyright © 2000 by Monica Yuskaitis 31, 7, 2, 12, 14, 19 13 2, 7, 12, 14, 19, 31 12 + 14 = 26 2 ) 26
  • 26. What is the median of these numbers? Copyright © 2000 by Monica Yuskaitis 53, 5, 81, 67, 25, 78 60 53 + 67 = 120 2 ) 120 5, 25, 53, 67, 78, 81
  • 27. Definition <ul><li>Mode </li></ul><ul><li>is the most </li></ul><ul><li>Popular </li></ul>Copyright © 2000 by Monica Yuskaitis
  • 28. Definition <ul><li>A la mode – the most popular or that which is in fashion. </li></ul>Copyright © 2000 by Monica Yuskaitis Baseball caps are a la mode today .
  • 29. Definition <ul><li>Mode – the number that appears most frequently in a set of numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 1, 1, 3, 7, 10, 13 Mode = 1
  • 30. How to Find the Mode in a Group of Numbers <ul><li>Step 1 – Arrange the numbers in order from least to greatest. </li></ul>Copyright © 2000 by Monica Yuskaitis 21, 18, 24, 19, 18 18, 18, 19, 21, 24
  • 31. How to Find the Mode in a Group of Numbers <ul><li>Step 2 – Find the number that is repeated the most. </li></ul>Copyright © 2000 by Monica Yuskaitis 21, 18, 24, 19, 18 18, 18, 19, 21, 24
  • 32. Which number is the mode? Copyright © 2000 by Monica Yuskaitis 29, 8, 4, 8, 19 8 4, 8, 8, 19, 29
  • 33. Which number is the mode? Copyright © 2000 by Monica Yuskaitis 1, 2, 2, 9, 9, 4, 9, 10 9 1, 2, 2, 4, 9, 9, 9, 10
  • 34. Which number is the mode? Copyright © 2000 by Monica Yuskaitis 22, 21, 27, 31, 21, 32 21 21, 21, 22, 27, 31, 32
  • 35. Definition <ul><li>Range </li></ul><ul><li>is the distance </li></ul><ul><li>Between </li></ul>Copyright © 2000 by Monica Yuskaitis
  • 36. Definition <ul><li>Range – the difference between the greatest and the least value in a set of numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 1, 1, 3, 7, 10, 13 Range = 12
  • 37. How to Find the Range in a Group of Numbers <ul><li>Step 1 – Arrange the numbers in order from least to greatest. </li></ul>Copyright © 2000 by Monica Yuskaitis 21, 18, 24, 19, 27 18, 19, 21, 24, 27
  • 38. How to Find the Range in a Group of Numbers <ul><li>Step 2 – Find the lowest and highest numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 21, 18, 24, 19, 27 18, 19, 21, 24, 27
  • 39. How to Find the Range in a Group of Numbers <ul><li>Step 3 – Find the difference between these 2 numbers. </li></ul>Copyright © 2000 by Monica Yuskaitis 18, 19, 21, 24, 27 27 – 18 = 9 The range is 9
  • 40. What is the range? Copyright © 2000 by Monica Yuskaitis 29, 8, 4, 8, 19 29 – 4 = 25 4, 8, 8, 19, 29
  • 41. What is the range? Copyright © 2000 by Monica Yuskaitis 22, 21, 27, 31, 21, 32 32 – 21 = 11 21, 21, 22, 27, 31, 32
  • 42. What is the range? Copyright © 2000 by Monica Yuskaitis 31, 8, 3, 11, 19 31 – 3 = 28 3, 8, 11, 19, 31
  • 43. What is the range? Copyright © 2000 by Monica Yuskaitis 23, 7, 9, 41, 19 41 – 7 = 34 7, 9, 23, 19, 41
  • 44. This powerpoint was kindly donated to www.worldofteaching.com http://www.worldofteaching.com is home to over a thousand powerpoints submitted by teachers. This is a completely free site and requires no registration. Please visit and I hope it will help in your teaching.

×