The Accuracy of a Labour Standard Is to Be Within

question 1

Multiple Choice

The accuracy of a labour standard is to be within 5%, and the confidence level is 95%. The standard deviation of the sample is 2 and the mean is 8. What sample size should be used?

• A) 8
• B) 10
• C) 96
• D) 127
• E) cannot be determined from the information given

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Definitions:

Digestive Cavity

A hollow chamber within an organism where digestion of food occurs.

Elimination

Ejection of undigested food from the body. Compare with excretion.

Pharynx

The muscular tube that connects the mouth and nasal passages with the esophagus and larynx, playing a key role in both the respiratory and digestive systems.

Bolus

A small rounded mass of a substance, especially of chewed food at the moment of swallowing.