When Testing the Difference Between Two Population Means and the Population

question 90

Multiple Choice

When testing the difference between two population means and the population variances are unknown and unequal, the degrees of freedom is calculated as 34.7. What degrees of freedom should be used to find the p-value of the test?

• A) 34
• B) 34.7
• C) 35
• D) None of these choices is correct.

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Definitions:

Squinting

The partial closing of one's eyes to improve focus or reduce light exposure, or a misalignment of the eyes where they do not aim simultaneously at the same point.

Ear Ossicles

Three small bones in the middle ear known as the malleus, incus, and stapes, which transmit sound vibrations to the inner ear.

Perilymph

A fluid in the inner ear. When this fluid moves, it activates hearing and equilibrium receptors.

Semicircular Canals

Structures within the inner ear that are key to the body's vestibular system, aiding in balancing and sensing orientation in three-dimensional space.