Define a Scientific Poll

question 24

Essay

Define a scientific poll. Define and explain the limitations on a scientific poll imposed by sample size, sampling error, random sampling, and confidence level.

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Definitions:

Binomial Random Variable

A type of random variable that takes the number of successes in a fixed number of trials of a binomial experiment, where each trial results in a success or failure, with the probability of success being the same for all trials.

Cumulative Binomial Probabilities

The sum of the probabilities of obtaining all outcomes up to a specified point in a binomial distribution.

Random Variable

A variable whose values are outcomes of a random phenomenon.

Accurate

The degree to which the result of a measurement, calculation, or specification conforms to the correct value or a standard.