A Professor Teaches a Certain Section of Material Using a Lot

question 47

Multiple Choice

A professor teaches a certain section of material using a lot of examples with sports and cars to illustrate.He is concerned that this may have biased his instruction to favor male students.To test this,he measures exam grades from this section of material among women (n = 10) and men (n = 10) .The mean score in the male group was 84±4.0 (M±SD) ;in the female group,it was 78±8.0 (M±SD) points.If the null hypothesis is that there is no difference in exam scores,then test the null hypothesis at a .05 level of significance.

• A)Exam scores were significantly higher in the male group,t(18)= 2.83,p < .05.
• B)Exam scores were the same between groups,t(18)= 2.12,p > .05.
• C)Exam scores were significantly higher in the male group,t(18)= 2.12,p < .05.
• D)Exam scores were the same between groups,t(18)= 1.00,p > .05.

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Definitions:

Diaphragm of Stethoscope

The diaphragm of a stethoscope is the flat, disc-shaped part used to listen to higher frequency sounds in the body, such as breath, bowel, and heart sounds.

Auscultating

The act of listening to the internal sounds of the body, typically with a stethoscope, as part of a medical examination.

Deep, Rapid Breaths

A pattern of breathing that is both deeper and faster than normal, often a sign of distress, excitement, or physical exertion.

Tactile Fremitus

A vibration felt on the chest wall during speech, which can indicate abnormalities in or around the lungs.