Mean, median, mode By; Jacob. mean Definition – The average of a set of numbers, found by dividing the sum of the set by the number of addends. Definition.

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Presentation transcript:

Mean, median, mode By; Jacob

mean Definition – The average of a set of numbers, found by dividing the sum of the set by the number of addends. Definition – The average of a set of numbers, found by dividing the sum of the set by the number of addends. P.100 P.100 Example- The table shows the ages of some of the youngest signers of the Declaration of Independence. What is the mean age of these signers. Work is on the next page. Example- The table shows the ages of some of the youngest signers of the Declaration of Independence. What is the mean age of these signers. Work is on the next page.

Signers of Declaration of Independence Edward Ruthledge age 26 Edward Ruthledge age 26 Benjamin Rush age 30 Benjamin Rush age 30 Elbridge Gerry age 31 Elbridge Gerry age 31 Thomas Jefferson age 33 Thomas Jefferson age = = /4= /4= 30

Median  Definition- the middle number in a set of data that are arranged in order.  Example- Jacob team has played 9 games so far this season. These are the scores game 1, they scored 42 points. Game, 2 they scored 50 points. Game 3, they scored 45 points. Game 4, they scored 42 points. Game 5, they scored 44 points. Game 6, they scored 43 points. Game 7, 40 points. Game 8, 42 points. Game 9, 45 points. The median is 43 because I

This is my work- 40,42,42,42,43,44,45,45,50

mode Definition- The number or item that occurs most often in a set of data. Example- Jacob team has played 9 games so far this season. These are the scores game 1, they scored 42 points. Game, 2 they scored 50 points. Game 3, they scored 45 points. Game 4, they scored 42 points. Game 5, they scored 44 points. Game 6, they scored 43 points. Game 7, 40 points. Game 8, 42 points. Game 9, 45 points. The mode is 42 because there are 3 times when they scored 42 points.