Test Hypotheses Regarding the Difference of Two Independent Means
-The $\mathrm { n } _ { 1 } - 1$

question 53

Multiple Choice

Test Hypotheses Regarding the Difference of Two Independent Means
-The degrees of freedom used when testing two independent samples where the population standard deviation is unknown is

• A) the smaller of \(\mathrm { n } _ { 1 } - 1\) or \(\mathrm { n } _ { 2 } - 1\).
• B) the larger of \(\mathrm { n } _ { 1 } - 1\) or \(\mathrm { n } _ { 2 } - 1\).
• C) \(n _ { 1 } + n _ { 2 } - 2\)
• D) \(n _ { 1 } + n _ { 2 } - 1\).

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Definitions:

Vomer

A thin, flat bone forming part of the nasal septum, which divides the nasal cavity into two nostrils.

Zygomatic

Yoking or joining; bony arch created by the junction of the zygomatic and temporal bones.

Occipital Bone

A cranial bone located at the lower back part of the skull, important for head support and connected to the atlas of the spine.

Cranium

Skull; in a more limited sense, the braincase.