Simple Random Sampling Has Been Used to Obtain a Sample

question 63

Short Answer

Simple random sampling has been used to obtain a sample of n = 40 elements from a population of N=300. The sample proportion
a.Estimate the standard error of the proportion.
b.Develop an approximate 95% confidence interval for the population proportion.

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Definitions:

Polarizable

Refers to the ability of a molecule or atom to undergo distortion of its electron cloud in response to an external electric field, affecting its physical and chemical properties.

Electronegativity

A chemical property that describes the ability of an atom to attract electrons towards itself in a chemical bond.

Starting Materials

The substances used at the beginning of a synthesis or a chemical reaction.

Reactivity

The inclination of a substance to participate in a chemical reaction, alone or in combination with other substances.