中位数数学meanmedianmode.ppt

Mean, Median, Mode  Range By Monica Yuskaitis Vocabulary Review Sum – the answer to an addition problem. Addend – the numbers you added together to get the sum. Definition Mean Means Average Definition Mean – the average of a group of numbers. Mean is found by evening out the numbers Mean is found by evening out the numbers Mean is found by evening out the numbers How to Find the Mean of a Group of Numbers Step 1 – Add all the numbers. How to Find the Mean of a Group of Numbers Step 2 – Divide the sum by the number of addends. How to Find the Mean of a Group of Numbers Step 2 – Divide the sum by the number of addends. How to Find the Mean of a Group of Numbers The mean or average of these numbers is 16. What is the mean of these numbers? What is the mean of these numbers? What is the mean of these numbers? What is the mean of these numbers? Definition Median is in the Middle Definition Median – the middle number in a set of ordered numbers. How to Find the Median in a Group of Numbers Step 1 – Arrange the numbers in order from least to greatest. How to Find the Median in a Group of Numbers Step 2 – Find the middle number. How to Find the Median in a Group of Numbers Step 2 – Find the middle number. How to Find the Median in a Group of Numbers Step 3 – If there are two middle numbers, find the mean of these two numbers. How to Find the Median in a Group of Numbers Step 3 – If there are two middle numbers, find the mean of these two numbers. What is the median of these numbers? What is the median of these numbers? What is the median of these numbers? What is the median of these numbers? Definition Mode is the most Popular Definition A la mode – the most popular or that which is in fashion. Definition Mode – the number that appears most frequently in a set of numbers. How to Find the Mode in a Group of Numbers Step 1 – Arrange the numbers in order from least to greatest. How to Find the Mode in a Group of Numbers Step 2 – Find the number that is repeated the most. Whi