Vocabulary
Graphing Types
Averages
Sampling types
Math Problems
100
Definition of Outliers
What are data values that are much greater than or much less than most of the other values?
100
A type of graphing method where tally marks are used
What is Frequency table
100
Definition of Mean
What is the arithmetic average, found by dividing the sum of the data by the number of data
100
Each member of the population is given an equal chance of being selected. The members are chosen independently of one another
What is Random Sampling?
100
The mean of 30, 31, 32
What is 31
200
Definition of Cluster.
What are isolated groups of values
200
A Pictograph.
What is a means of displaying data by using graphic symbols and a key?
200
Definition of Median
What is the middle number when the data is arranged in numerical order
200
Surveying only the students at your lunch table because you don't want to get up.
What is convenience sampling
200
The median of 34, 59, 41, 67, 90.
What is 59
300
Definition of Gaps (in data)
What are large spaces in between values
300
a type of graph which uses vertical or horizontal bars.
What is a bar graph.
300
Definition of Mode
What is the number that occurs most frequently in the set of data
300
Members are chosen at random from a particular area and then polled in little groups.
What is Cluster Sampling
300
The mode of: 4, 8, 5, 6, 9, 5, 2, 5, 1
What is 5
400
The left and right whiskers of a Box and Whisker Plot
What are the min and max
400
A type of graph where points representing data are plotted, then connected with line segments.
What is a line graph
400
Definition of Range
What is the difference between the greatest and the least values in a set of data
400
Every 5th person coming into class is surveyed.
What is Systematic Sampling
400
Data Set: 4, 8, 7, 2, 3 4-2=2 The answer is 2
What is the Range of the data
500
The 5 main numbers on a Box and Whisker Plot
What are the min, 1st Q, Median, 3rd Q, and Max
500
A type of plotting technique which allows you to compare two sets of data side by side
What are back-to-back stem-and-leaf plots
500
Measures of Central Tendency
What are the mean, median, and mode
500
A way of collecting data or information from people
What is a survey or poll
500
The median of 20,20,20,20
What is 20
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