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Validity and Reliability

Reading Comprehension / High School

Nathalie Hall

on 13 March 2013

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Transcript of Validity and Reliability

Information that has been gathered and interpreted by more than one source 2013 2009 2010 2011 2012 Who said that? 0 + - = 9 8 7 1 2 3 4 5 6 c Opinion Bias Another word for "opinion"
Prejudice for or against a person, thing, or idea when compared with something else
Phrases begin with:
"I believe..."
"I think..."
"It seems to me..."
"In my opinion..."
Personal values - what a person believes to be important or unimportant and shape an author's conclusion about a topic Terminology Validity - the degree to which something is correct and factual

Reliability - the degree to which information can be researched and is from a trustworthy source

Synthesize - to identify relationships between two or more texts by putting together information, including what you see in captions and other visuals Is Information on the Internet Accurate and Reliable? Look at who published the information on an internet site to decide "why" (the purpose) the information was placed there.
Not everything that you read on the internet is true!
.com - A business, and they are probably selling something
.org - An organization
.edu - A school or university
.net - A network administration, such as an internet provider
.gov - A government agency Authority and Accuracy Authority
Credentials - a person's qualifications or achievements that make him/her an expert about a topic
Where did you find the information?
Primary source - MOST trustworthy
Secondary source

Should be free from bias
Did the information appear in more than one source? Is the Information Relevant? Relevant - when information supports the main idea or thesis statement

Thesis statement
a short statement, usually one sentence, that summarizes the claim of an essay, research paper, etc.
is developed, supported, and explained by examples and evidence in the text Textbooks
Magazine articles Strong or Weak Argument? Strong argument - supported by facts, reasons, and examples that are related to the TOPIC

Weak argument - opinions unrelated to the topic and the writer's personal feelings; usually NOT supported by facts and examples Primary Sources First-hand or original information that comes from a reliable (trustworthy) source
Examples include:
Eyewitness accounts
Personal interviews
Scientific journals Validity and Reliability How can I determine if information is accurate and trustworthy? Fact - a statement that can be proven either true or false using a valid (accurate) source

A fact answers:
What happened?
Who did it?
When and where did it happen?
Why did it happen?

Facts are used as evidence to support the main idea(s) contained within text. A statement that expresses beliefs, feelings, and judgements
Statements contain such words as:
Judgment words:
"satisfactory" Secondary Sources Biographies
Movie reviews You be the Judge
Full transcript