In a Test of the Difference Between the Two Means

question 49

Multiple Choice

In a test of the difference between the two means below, what should the test value be for a t test?

• A) -0.31
• B) -0.18
• C) -0.89
• D) -6.98

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Definitions:

Bid

An offer of a certain price for something, especially at an auction, or in broader contexts, an attempt or effort to achieve something.

Tid

An abbreviation for "ter in die," meaning three times a day; it is often used in medical prescriptions.

Prn

An abbreviation for "pro re nata," meaning "as needed,” commonly used in prescriptions.

Sig

Short for "signatura," a term used in prescriptions indicating the directions for use given to the patient.