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## Mean, Median,Mode, and Range

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### Median is the middle number in a set of data when the data is arranged in numerical order. ... To find homework help type in homework help! Rules!! Mathematics! ... – PowerPoint PPT presentation

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Title: Mean, Median,Mode, and Range

1
Mean, Median, Mode, and Range!
By Stephanie
2
Objectives
3
When am I ever going to use this?
• You can use mean to find the average of your
test scores.

4
Mean
Range
Definitions!
Mode
Median
5
Mean!
• Mean is the sum of the numbers in a set of data
divided by the number of pieces of data.

6
Median
Median
• Median is the middle number in a set of data when
the data is arranged in numerical order.
• If the problem has even number, the median is
the mean of the two middle numbers.

7
Mode!
• Mode is the number or item that appears most
often in a set of data.

8
Range!
• Range is the set of all values given a function
may take on.

9
Average!
• Average is a synonym for arithmetic mean.
• Which is the value obtained by dividing the sum
of a set of quantities by the number of
quantities in the set.

10
Mathematics!!
Rules!!
some web pages like
• www.math.com
• www.askjeeves.com and type in mathematics. To
find homework help type in homework help!

11
Instructions!
• Take out a piece of paper and number 1-4.
• Find the mean, median,mode, and the range for
each set of data. When necessary, round to the
nearest tenth.

1.
2.
3.
4.
12
MINI Quiz
• 6, 3, 8, 2, 5, 6, 4, 6, 9, 4
• 15, 18, 34, 25, 10, 21, 16
• 120, 145, 210, 175, 165, 120, 145
• 15, 16, 37, 47, 2, 19, 22, 7, 5

13
Reminder
• Mrs. Newman will take this up at the end of
class!

14
THE END
• By Stephanie