Review Figure 5.5 and discuss the following.

1. Can you think of an example for each of the four possibilities?

2. Are all four possibilities conceivable? If we told you that one of them is a logical paradox, which one would you pick?

3. How can we avoid reliable but invalid diagnoses?

4. Do you think there’s a relationship (correlation)

between validity and reliability of diagnosis? Fill in the blank: the more valid the diagnosis, the ____ reliable it is.

As you continue reading, check whether your answers were correct.

Transcribed Image Text:

Unreliable and invalid Unreliable, but valid Reliable, not valid Both reliable and valid Figure 5.5 The target metaphor for validity and reliability of diagnosis