Flashcards in Stats Chapter 1 Deck (10)
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1
Q
What is statistics?
A
Design, Description and Inference
2
Q
What is descriptive statistics?
A
Graphs, tables and numerical summaries
3
Q
What is statistical inference?
A
Predictions made using data
4
Q
What are the two types of statistical analysis?
A
description and inference
5
Q
What is a population?
A
total set of subjects of interest in a study
6
Q
What is a subject?
A
The entities that a study observes.
7
Q
What is a sample?
A
subset of the population on which the study collects data
8
Q
What is inferential statistics?
A
predictions about a population based on data from a sample
9
Q
What is a parameter?
A
numerical summary of the population
10
Q
What is a statistic?
A
numerical summary of the sample data