Twenty Economists Were Sampled and Asked to Predict If the National

question 83

Multiple Choice

Twenty economists were sampled and asked to predict if the national economy would improve during the next 12 months. Eleven of the economists predicted an increase, two economists predicted no change, and seven economists predicted a decrease in the economy. Conduct a hypothesis test at the 0.10 significance level to determine if the majority of economists predict an increase. The test statistic is _______.

• A) 0.224
• B) 1.179
• C) 1.707
• D) 0.179

---

Definitions:

Ultrasound

A diagnostic imaging technique that uses high-frequency sound waves to create images of the inside of the body.

Physical Examinations

A comprehensive medical examination that assesses an individual's health status through a series of tests, observations, and questions conducted by a healthcare professional.

Cluster Scheduling

A method of organizing appointments in which similar tasks or types of appointments are grouped together during certain periods of the day or week to increase efficiency.

Time-Specified Scheduling

A system of scheduling where patients arrive at regular, specified intervals, assuring the practice a steady stream of patients throughout the day.