A Proponent of Private Aid to Assist Those Who Are $\bar { x }$

question 131

Short Answer

A proponent of private aid to assist those who are suffering from hunger has decided to take a random sample to estimate the average annual contribution in her community to world hunger relief.A similar study in a comparable community reported the standard deviation of giving as $15.Our proponent believes that her estimate, $\bar { x }$ ,should be within $3 of the true average and with 92-percent confidence.If the community population is 1000,determine the appropriate sample size.

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Definitions:

False Memories

A psychological phenomenon where a person recalls something that did not happen or remembers it differently from how it actually occurred.

Hot-Air Balloon

A lighter-than-air aircraft consisting of a bag, known as an envelope, which contains heated air, and a gondola or basket for carrying passengers.

Digitally Altered

Images or sounds that have been modified using digital technology.

Misinformation Effect

A memory distortion phenomenon where post-event information interferes with the memory of the original event.