Reliability

What lowers an author's reliability?

• If they are trying to persuade or convince the audience.

• If they are writing to inform the audience.

• If they are writing to educate the audience.

• If they present both sides of the issue.

Which of the following is a good source for reliable information?

• An article found online

• Statistics presented in an election ad

• A blog by your favorite influencer

• A peer reviewed journal

Why isn't your opinion in your essay considered to be evidence or a reliable source?

• You are not an expert in any topic.

• Your opinions, without the support of facts, are biased.

• Your opinion, disguised as facts in your essay, is often just plagiarized from somewhere else.

• Your opinions need to be substantiated by credible sources.

Is the date that something was published important?

• Yes. Sometimes newer sources correct misinformation from earlier sources.

• Yes. Sometimes, interpretations of sources in newer sources provide more clarity than the original source.

• No. Anything published online has already been fact checked and corrected.

• No. If it was published at some point, it's right forever.

Reliability refers to the extent to which an assessment method or instrument measures consistently the performance of the student.

• Reliability

• Validity

• Internal

• External

A form of internal consistency reliability and had been commonly used before the coefficient α was invented.

• Split-half reliability

• Validity

• Parallel forms reliability

• Reliability & Validity

is a measure of reliability obtained by administering different versions of an assessment tool (both versions must contain items that probe the same construct, skill, knowledge base, etc.) to the same group of individuals.

The scores from Time 1 and Time 2 can then be correlated in order to evaluate the test for stability over time.

• Parallel forms reliability

• Internal

• Test-retest

• External

is a measure of consistency used to evaluate the extent to which different judges agree in their assessment decisions.

What is the capital of France?

• Paris

• London

• Berlin

• Madrid