Solve on the back of your bingo board. Today’s Target: I can solve problems by finding measures of central tendencies and measures of variation BINGO Choose a number 2-25 Solve on the back of your bingo board. Cross off answer on BINGO board. Repeat steps #1-3
The average of a set of data. #1 The average of a set of data. mean
The middle number of an ordered set of data. median
The numbers or numbers that come up the most often. mode
The difference between the maximum and minimum range
The difference between Q3 and Q1. Interquartile Range
A number that is much greater or much less than the rest of the numbers in the data set. outlier
Mean Absolute Deviation This measures the average distance between each data value and the mean. Mean Absolute Deviation
Measures that tell how spread out the data items are Measures that tell how spread out the data items are. Examples: range, IQR and MAD Measures of Variation
Measures of Central Tendency Measures that tell what a typical data items would look like. Examples: mean, median, mode Measures of Central Tendency
The median of the upper half of the data set The median of the upper half of the data set. It marks the 75th percentile. Upper Quartile
The median of the lower half of the data set The median of the lower half of the data set. It marks the 25th percentile. Lower Quartile
The stem and leaf plot shows Maria’s science scores. What is the mean? 88
What is the mode? 18
#14 What is the median? 7.45
#15 What is the range? 3.5
What is the interquartilerange? 1.9
What is the interquartilerange? 42
What number represents Q3, the upper quartile? 50
What number represents Q1, the lower quartile? 8
What is the M.A.D.? Round to the nearest hundreth. 17.88
What is the M.A.D.? 4
Which test score is the median of this set of data? 85
1
What is the range? 1028
EXIT TICKET 1. Name one Item that you have learned in Unit 7 Lessons 1-3. 2. Name something that you are struggling with.