A classroom test provides consistent scores, but a teacher's final grades based on the test don't seem to reflect what the students actually learned in the class.
What is the difference between reliability and validity?
In this activity, Ms. Pink asks a student to demonstrate what they know about the American Revolution by giving an oral presentation instead of a multiple- choice test.
What is validity?
Mr. Gill is giving a phonics test. He asked his students to read a list of nonsense words.
What is validity?
A school district uses the results of a high-stakes standardized test to determine if a student is ready for college students, but the test items only measure basic math and reading skills.
What is lack of validity evidence?
Morgan takes a pre-algebra placement test in August and again in September, the score are highly identical.
What is retest reliability?
Ms. Estelle's goal is to see if students can apply scientific principles learned in 4th grade. The test requires them to design an experiment to test a hypothesis, which goes with that goal.
What is validity, for instructional purposes?
An assessment was made to measure students understanding of grammar. The test includes questions on verb tenses, subject - verbs and punctuation. The test questions all work together to create a single score for 'grammar proficiency."
What is internal consistency reliability evidence?
Ezra gets the same score on a music test, they take today it today and then next week.
What is reliability?
Mrs. Rutherford and Ms. Field grade the same essay on the poet, Mr. Walter Dean Myers. They gave similar scores.
What is reliability?