In Developing an Interval Estimate for a Population Mean,the Population $\sigma$

question 73

True/False

In developing an interval estimate for a population mean,the population standard deviation $\sigma$ was assumed to be 8.The interval estimate was 50.0 $\pm$ 2.50.Had $\sigma$ equaled 16,the interval estimate would be 100 $\pm$ 5.0.

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Definitions:

Girdles

Structures that connect the limbs to the axial skeleton, including the pelvic girdle and shoulder girdle.

Rib Cage

The set of bones surrounding the chest that protects the heart and lungs.

Orbit

The bony cavity containing the eye, or alternatively, the path one object in space takes around another due to gravity.

Maxilla

The upper jawbone in most vertebrates, forming part of the skull and housing the upper teeth.