What is Primary Data?
Data collected yourself, such as from a survey.
What is the Mode?
The value that appears the most
A graph that uses sections of a circle to show how a data set is divided into parts
Circle Graph
What is a Frequency Table?
A table that shows the count, or frequency, for each survey choice or experimental outcome.
What is the Median?
The middle value when a set of data is arranged in order
A way of organizing numerical data by representing part of each number as a stem and the other part as the leaf, what is the name of this display?
A Stem-and-Leaf Plot
In a survey about music, pop music had a total of 7 votes, dance had a total of 9 votes, rock had a total of 3 votes. What is the total number of participants in the survey?
What is 19
What is Bias?
Encourages a certain response by the wording of a question, or by selecting a specific group to ensure desired outcome.
The number 5 represents what type of measure when the following numbers are used... 6,5,4,7,4,6,3
Median
What is a Sample?
A small selection used when conducting a survey.
The sum of the values divided by the number of values in a set
What is the Mean
When showing continuous data, as in changing gas prices, which type of graph would be the most appropriate?
A line graph
A value that a data set tends to be centered around.
What is Measures of Central Tendency
If the numbers 74 and 81 are the two middle values, this number would represent the median
What is 77.5
What is the difference between a histogram and a column graph?
A column graph has gaps in the columns where as histograms no gaps.