If the Sample Standard Deviation Is 10

question 45

Multiple Choice

If the sample standard deviation is 10.5 and the sample mean is 48 based on a study with a sample size of 120,the 95 percent confidence interval about the mean is between approximately:

• A)44.37 and 51.63
• B)46.12 and 49.88
• C)47.88 and 48.12
• D)40.0 and 50.0

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Definitions:

Ulna

One of the two long bones in the forearm, extending from the elbow to the smallest finger.

Metatarsals

Bones forming part of the skeleton of the foot between the toes and the ankle, essential for walking and standing.

Phalanges

The bones of the fingers and toes in human anatomy, crucial for grip, manipulation of objects, and locomotion.

Metacarpals

The five long bones found in the hand that connect the wrist to the fingers, playing a key role in hand movements.