Mean, Median, Mode, Range
What is the mean of 2, 4, 6, 8, 10?
6
What do we call the number that appears most often in a set?
Mode
What kind of data is best shown with a line graph?
Data that changes over time
What does a frequency table show?
How often something happens
What are the two parts of an ordered pair?
x-coordinate (x-axis) and y-coordinate (y-axis)
What is the mode of 3, 5, 3, 6, 7?
3
What is the difference between the highest and lowest numbers in a set called?
Range
What is usually shown on the x-axis of a line graph?
Times or Categories
In a frequency table, what does the "tally" column represent?
A count of each item
What is the ordered pair for a point 4 units right and 3 units up from the origin?
(4, 3)
What is the median of 11, 13, 15, 17, 19, 21, 23?
17
What do we call the value that lies in the middle of an ordered set?
Median
If a line on a graph goes up, what does that show?
An Increase
If 4 students scored 10 points, what is the frequency of 10?
4
What is a line plot used to display?
Frequency of data on a number line
Find the range: 22, 19, 30, 25, 18
12
The average of a set of numbers is called the...?
Mean
What connects the points in a line graph?
Straight Lines
Why use a frequency table?
To organize data and make it easier to read
How many X's go above a number in a line plot if the number appears 3 times?
3
What is the median of: 8, 8, 9, 10, 11, 12, 12, 13, 14, 15?
11.1
A number pair that shows a location on a coordinate plane is called...?
Ordered Pair
A student records the number of books read each month. What type of graph should they use?
Line Graph
How can a frequency table help you find the mode?
It shows which number appears the most
What is the point where the x- and y-axes intersect called?
Origin