A Researcher Selected a Sample of 24 Participants and Observed

question 18

Multiple Choice

A researcher selected a sample of 24 participants and observed their behavior at two times.The result of a related samples t test at a .05 level of significance was t = 2.68.Which of the following correctly describes the result of this test?

• A)A related samples t test is the correct tests for this study;the result of the test is not significant
• B)A related samples t test is the correct tests for this study;the result of the test is significant
• C)The result of the test cannot be appropriately interpreted because the related samples t test was not the correct test for this study;the researcher should have computed a two-independent sample t test
• D)The result of the test cannot be appropriately interpreted because the related samples t test was not the correct test for this study;the researcher should have computed a one-sample t test

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Definitions:

Bandage Scissors

Scissors with a blunt tip on one blade designed specifically to safely lift bandages away from skin without causing injury.

Sterile Field

A designated area, usually in a healthcare setting, that is kept free of all microorganisms to prevent infection during medical procedures.

Circumcision

Surgical removal of the foreskin of the penis.

Foreskin

Loose skin covering the end of the penis.