Appropriate Measures
What is the most exact Measure of Center?
Mean
What are the 3 Measures of Center?
Mean, Median & Mode
Define Mode. How do you calculate it?
The Most common number. Eye Test.
Define "Cap"?
Exaggerating or Lying to make your story sound cooler
When is the only time that you should not use the mean?
When there are outliers in your data
( 3, 5, 9, 2, 11, 7, 8, 1, 4, 3, 8)
What is the Median?
Median = 5
Define Range. How do you calculate it?
Width of your data. Largest - Smallest.
What does the following text abbreviation mean?
iykyk
If you know, you know
When should you choose to use the median instead of the mean? Why?
When there are outliers in your data. It cuts them off. Outliers pull and affect the mean unlike the median.
( 8, 14, 5, 16, 16, 4, 3, 9, 7, 1, 0, 11, 6, 12, 4, 9)
What is the Mode?
Mode = 4, 9, & 16
Define Mean. How do you calculate it?
An Average of all your data. A measure of center. Add up all your data and divide by the amount of numbers.
What is "Rizz" short for?
Charisma
When is the mode the best measure of center?
Lots of repeated numbers or questions about voting/majority.
( 7, 12, 4, 15, 2, 13, 10, 6, 11, 1)
What is the Median?
Median = 8.5
Define Median. How do you calculate it with an even number of data pieces? What about odd?
The exact Middle. Slash the edges until you get to the center. Even = Split center, Odd = 1 center number.
DAILY DOUBLE: 800 points if you tell the class a joke. Must be funny!
Great Job!
What measure of center is best in the following data? Explain
(63, 54, 78, 67, 59, 72, 16, 66, 71, 58, 63)
Median. There is an outlier of 16.
8, 5, 6, 9
What is the Mean?
Mean = 28 / 4 = 7
Define Measures of Center
types of averages, mean median and mode.
How many days left of School this week?
None! Happy Thursday!