Find the Indicated Probability or Percentage for the Sampling Error

question 71

Multiple Choice

Find the indicated probability or percentage for the sampling error.
-The monthly expenditures on food by single adults living in one neighborhood of Los Angeles are normally distributed with a mean of $370 and a standard deviation of $80. Determine the
Percentage of samples of size 4 that will have mean monthly expenditures on food within $72 of
The population mean expenditure of $370.

• A)46.41%
• B)96.41%
• C)63.18%
• D)92.82%

---

Definitions:

Less Prejudiced

Refers to demonstrating or holding fewer prejudiced attitudes, beliefs, or actions against individuals or groups based on preconceived notions.

Healthier

Possessing or exhibiting better physical or mental health compared to a previous state or to others.

Social Desirability Bias

The tendency of respondents to answer questions in a manner that will be viewed favorably by others, often leading to overreporting of socially desirable behaviors and underreporting of undesirable behaviors in surveys and studies.

Psychological Test

An assessment tool used to measure and evaluate mental functions and behaviors.