Test Flashcards
What is Mean?
Add all the numbers and divide it by the numbers in the data.
How do you find the median if the numbers are odd?
You have to cross it out until the middle number.
How do you find the median if the numbers are even?
You have to find the two middle numbers and add them and divide them by two.
What is the first step to finding the median, mode, mean, range, etc?
You have to put them in order (least to greatest)
What is mode?
The number in the data that appears most often.
What is the range?
When you subtract the greatest and the least number in the data set.
What is the interquartile range?
When you subtract the third quartile and the first quartile.
What is a Statistical question?
When there is more than one answer.
What is a Non-Statistical question?
When there is only one answer.
