Mean median mode_range
Download as PPTX, PDF0 likes286 views
Mean, median, mode, and range are statistical terms used to summarize data sets. The mean is the average, found by adding all values and dividing by the total numbers. The median is the middle value when numbers are ordered. The mode is the most frequent value. Range is the difference between the highest and lowest numbers.
1 of 6
Downloaded 20 times
More Related Content
What's hot (20)
Ad
Viewers also liked (16)
Ad
Similar to Mean median mode_range (20)
Mean median mode_range
- 1. Mean, Median, Mode & Range
- 2. Mean, Median, Mode and Range are all used to summarise a group of data.They tell us about the data without the details!
- 3. MeanMean = total of the numbers divided by how many numbers.Number of pets: 3, 5, 3, 6, 4, 1, 5, 6, 5, 2Add up the numbers: 3 + 5 + 3 + 6 + 4 + 1 + 5 + 6 + 5 +2 = 40Divide by how many numbers:40 ÷ 10 = 4The mean number of pets in our class is 4
- 4. MedianMedian is the middle valuePut the numbers in orderChoose the number in the middle of the list.If there are 2 numbers in the middle then it is halfway between them.Number of pets: 3, 5, 3, 6, 4, 1, 5, 6, 5, 2Put the numbers in order:1, 2, 3, 3, 4, 5, 5, 5, 6, 6,Median number of pets is between 4 and 5 and so = 4.5
- 5. ModeMode is the most common numberPut the numbers in orderChoose the number that appears the most frequently.Sometimes there may be more than one mode.Number of pets: 3, 5, 3, 6, 4, 1, 5, 6, 5, 2Put the numbers in order:1, 2, 3, 3, 4, 5, 5, 5, 6, 6,Modal number is the most common = 5
- 6. RangeRange is how far from biggest to smallest.Put the numbers in orderTake the smallest number from the largest.Number of pets: 3, 5, 3, 6, 4, 1, 5, 6, 5, 2Put the numbers in order:1, 2, 3, 3, 4, 5, 5, 5, 6, 6,Take the smallest number (1) away from the largest number (6):6 – 1 = 5, so the range is 5.