Assume That a Hypothesis Test to Support the Given Claim

question 6

Multiple Choice

Assume that a hypothesis test to support the given claim will be conducted. Identify the type I or type II error for the test.
-A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 5 in a thousand. Identify the type I error for the test.

• A) Fail to reject the claim that the proportion of Americans that have seen a UFO is equal to 5 in a thousand when that proportion is actually less than 5 in a thousand.
• B) Fail to reject the claim that the proportion of Americans that have seen a UFO is equal to 5 in a thousand when that proportion is actually greater than 5 in a thousand.
• C) Reject the claim that the proportion of Americans that have seen a UFO is equal to 5 in a thousand when that proportion is actually less than 5 in a thousand.
• D) Reject the claim that the proportion of Americans that have seen a UFO is equal to 5 in a thousand when that proportion is actually 5 in a thousand.

---

Definitions:

External Validity

The extent to which study findings can be generalized to settings and groups beyond the study conditions.

Meta-Analyses

A statistical technique that combines the results of multiple scientific studies to arrive at a comprehensive conclusion.

Conceptual Replications

Attempts to confirm previous research findings using different methods or procedures to test the same underlying hypotheses.

Exact Replications

The attempt to precisely recreate the conditions and methodology of a study to verify its findings, with no alterations.