MEAN MODE MEDIAN AND RANGE
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The document provides explanations and examples of key statistical concepts including mean, median, mode, and range. It outlines step-by-step methods for calculating these measures using specific sets of numbers. Definitions and example calculations are presented to illustrate how to find each statistical measure.
MEAN MODE MEDIAN AND RANGE
- 2. Vocabulary Review 6 159 The answer to an addition problem Sum The numbers you added t ogether to get the sum Addend + =
- 3. Definition Mean means average the average of a groups of numbers Example: 2,5,2,1,5 Mean = 3
- 4. Mean Is Found By Evening Out The Numbers 2, 5, 2, 1,5
- 5. Mean Is Found By Evening Out The Numbers 2, 5, 2, 1,5
- 6. Mean Is Found By Evening Out The Numbers 2, 5, 2, 1,5
- 7. Definition Mean means average the average of a groups of numbers Example: 2,5,2,1,5 Mean = 3
- 8. How to Find the Mean of a Group of Numbers • Step 1: Add all the numbers. 8, 10, 12, 18, 22, 26,8+10+12+18+22+26
- 9. • Step 2 – Divide the sum by the number of addends. 8, 10, 12, 18, 22, 26+8+10+12+18+22+26 How many addends are there?
- 10. • Step 2 – Divide the sum by the number of addends. # of addends 6)96 16 - 6 36 -36 Sum
- 11. The mean or average of these numbers is 8, 10, 12, 18, 22, 26
- 12. What Is The Mean Of These Numbers?
- 13. What Is The Mean Of These Numbers?
- 14. What Is The Mean Of These Numbers?
- 15. What Is The Mean Of These Numbers?
- 16. What Is The Mean Of These Numbers?
- 17. Definition Median is a value separating the higher half fr om the lower half of a data sample, a population or a pr obability distribution.
- 18. The Middle Number In A Set Of Ordered Numbers. Example of Median
- 19. How to Find the Median of a Group of Numbers • Step 1: arrange numbers from least to greatest. 21,18,24,19,27 18,19,21,24,27
- 20. How to Find the Median of a Group of Numbers • Step 2: find the middle number 21,18,24,19,27 18,19,21,24,27
- 21. How to Find the Median of a Group of Numbers • Step 2: find the middle number 21,18,24,19,27 18,19,21,24,27 This Is Your Median Number
- 22. How to Find the Median of a Group of Numbers • Step 3: if there are two middle numbers, find the mean of these two numbers 18,19,21,25,27,28
- 23. How to Find the Median of a Group of Numbers • Step 3: if there are two middle numbers, find the mean of these two numbers 21 + 25 = 46
- 24. 23 Median 2)46 How to Find the Median of a Group of Numbers • Step 3: if there are two middle numbers, find the mean of these two numbers
- 25. 23 Median 2)46 How to Find the Median of a Group of Numbers • Step 3: if there are two middle numbers, find the mean of these two numbers
- 26. What Is The Median Of These Numbers?
- 27. What Is The Median Of These Numbers?
- 28. What Is The Median Of These Numbers?
- 29. 31, 7, 2, 12, 14, 19 2, 7, 12, 14, 19, 31 12 + 14 = 26 13 What Is The Median Of These Numbers? 2)26 Median
- 30. 53, 5, 81, 67, 25,78 5, 25, 53, 67, 78,81 53 + 67 = 120 60 What Is The Median Of These Numbers? 2)120 Median
- 31. Definition Mode is the number that appears most frequently in a set of numbers. Example: 1,1,3,7,10,13 Mode = 1
- 32. How to Find the Mode of a Group of Numbers Step 1: Arrange the numbers in order from least to greatest 21,18,24,19,18 18,18,19,21,24
- 33. How to Find the Mode of a Group of Numbers Step 2: Find the number that is repeated the most 21,18,24,19,18 18,18,19,21,24
- 34. Which number is Mode?
- 35. Which number is Mode?
- 36. Definition Range the difference betw een the greatest and the leas t value in a set of numbers. Example: 1,1,3,7,10,13 Range = 12
- 37. How to Find the Range of a Group of Numbers Step 1: Arrange the numbers in order from least to greatest 21,18,24,19,27 18,19,21,24,27
- 38. How to Find the Range of a Group of Numbers Step 2: Find the lowest and highest numbers 21,18,24,19,27 18,19,21,24,27
- 39. How to Find the Range of a Group of Numbers Step 3: Find the difference between these 2 numbers 18,19,21, 24, 27 27-18 = 9 Range
- 40. What is the Range ?
- 41. What is the Range ?
- 42. What is the Range ?