Population

Chapter 8 Vocabulary-Statistics

Flashcard
•
Mathematics
•
7th Grade
•
Easy
Emily Colvin
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9 questions
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1.
FLASHCARD QUESTION
Front
Back
An entire group of people or objects.
2.
FLASHCARD QUESTION
Front
Sample
Back
A part of a population.
3.
FLASHCARD QUESTION
Front
Unbiased Sample
Back
Representative of a population.
4.
FLASHCARD QUESTION
Front
Biased Sample
Back
Not representative of a population.
5.
FLASHCARD QUESTION
Front
Mean
Back
A measure of center calculated by finding the sum of the data divided by the number of data values.
6.
FLASHCARD QUESTION
Front
Median
Back
A measure of center found by ordering data values least to greatest and finding the middle value.
7.
FLASHCARD QUESTION
Front
Mode
Back
The data value that occurs most often; can have one, more than one, or no mode.
8.
FLASHCARD QUESTION
Front
Range
Back
The difference between the greatest and least value of a data set; a measure of variation.
9.
FLASHCARD QUESTION
Front
Interquartile Range (IQR)
Back
A measure of variation for a data set, which is the difference between the third quartile and the first quartile.
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