A Newspaper Recently Conducted a Survey of a Random Sample

question 21

Essay

A newspaper recently conducted a survey of a random sample of 120 registeredvoters in order to predict the winner of a local election. The Republican candidatewas preferred by 62 of the respondents.Assuming that it is reasonable to regard the 120 voters in the sample as representativeof the population of voters, construct and interpret a 90% confidence interval for theproportion of registered voters who prefer the Republican candidate.

---

Definitions:

Pelvic Cavity

The space within the pelvis that contains the urinary bladder, reproductive organs, and rectum.

Mediastinum

An area in the chest between the lungs that contains the heart, esophagus, trachea, thymus, and several large blood vessels.

Sternal Region

The sternal region refers to the area of the body located at the middle of the chest, where the sternum or breastbone is situated.

Breastbone

Also known as the sternum, it is a long flat bone located in the central part of the chest, connecting the rib bones.