A Pilot Sample of 75 Items Was Taken, and the Number

question 153

Multiple Choice

A pilot sample of 75 items was taken, and the number of items with the attribute of interest was found to be 15. How many more items must be sampled to construct a 99% confidence interval estimate for p with a 0.025 margin of error?

• A) 1512
• B) 1612
• C) 1698
• D) 1623

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Definitions:

Epithelial Cell

Cells that line the surfaces of the body, including skin, blood vessels, and organs, serving as a barrier and interface with the environment.

Soma

In the context of biology, soma refers to the body of an organism as distinct from its reproductive cells; in other contexts, it can mean the cell body of a neuron.

Neurotransmitters

Chemical substances in the nervous system that transmit signals from one nerve cell to another across synapses.

Unstable Negative Charge

A condition or state where an atom or molecule holds a negative charge that is prone to change or react due to external forces.