Sample
A sample is...
What is part of a population?
Population is...
What is a set of people or things we want to study?
The larger group in data collection...
What is population?
Mean is...
What is the average?
Median is...
What is the number that is halfway into the data set?
Selecting a random sample is important because...
What is increasing chances of equal chance and not having bias?
An example of a population in Park Meadows...
What is a grade level? Administrators? Teaching staff?
Random and slightly large
What is population?
The mean of 4, 8, 6.
What is 6?
The median of 3, 1, 4
What is 3?
(Arrange in numerical order, [1,3,4] and 3 is remaining as the middle number)
An example of a sample from a classroom of students
What is (provide a worthy example)
True or false: all Republican voters in the US are a population
What is false?
(All US voters, regardless of political party is a better example of population due to its size)
A small and targeted audience
What is sample?
Solve for mean by...
What is adding all values and dividing by number of values?
Solve for median by...
What is identifying the middle numbers in a data set?
One of these is NOT an example of a proper sample
A. Heights of all players on a student made soccer team
B. A blood test checking for your white blood cell count
C. Test scores from DVMS and Desert Sky Middle's state testing for math only
What is A., heights of all players on a student made team?
Easier to receive data about
What is sample?
Mean absolute deviation is...
What is the average distance between each data value and its mean?
Median is better than mean because
What is it's a better estimate of a typical value? (today's learning objective...)
All the close toed shoes in my closet...
What is a sample?