The Manager of a Local Shopping Mall Uses Simple Linear

question 19

Multiple Choice

The manager of a local shopping mall uses simple linear regression to develop an equation that predicts the number of daily shoplifting incidents at the mall's stores based on the number of security guards employed.The manager uses the following data: The slope of the regression line is b = -1.2; the intercept of the regression line is a = 14.5.Produce the 95% confidence interval for the estimate of the intercept of the population regression line and use it to complete the following sentence:
With 95% confidence, the intercept of the population regression line is between ______ and ______.

• A)-3.8, 1.3
• B)-2.9, 31.9
• C)-2.06, 3.59
• D)-1.2, 14.5

---

Definitions:

Domestic Investment

The total amount of money that is invested within a country's borders by both the public and private sectors.

U.S. Saving

The portion of disposable income that is not spent on consumption of goods and services in the United States, but set aside for future use.

U.S. Investment

The action or process of allocating resources, typically financial, into investment products or opportunities within the United States, seeking growth or income.

Trade Deficit

A situation in which a country's imports of goods and services exceed its exports, indicating an outflow of domestic currency to foreign markets.