Which reliability evidence is provided when the same test is given to the same students on two different occasions?

Which statistical index is commonly reported as an internal-consistency reliability estimate for multiple-item tests?

Which statement best describes the standard error of measurement (SEM)?

A teacher creates two versions of a unit test (Form A and Form B) and randomly gives students one form then the other later. The correlation of students’ total scores across the two forms estimates:

Which type of validity evidence focuses on the degree to which test items represent the intended curriculum or learning objectives?

A teacher observes that students are answering a math test by guessing rather than solving because most students skip the working area. Which validity evidence is most directly threatened?

Which result would provide convergent validity evidence for a new formative writing assessment?

An item on a history test contains a cultural reference unfamiliar to many ELL students and inflates their error rate. This most directly creates a threat to:

You plan to use a short teacher-made test to make high-stakes promotion decisions. Which reliability/validity action is most important before using the scores for that decision?