Suppose the Ages of Students in First-Year Statistics 101 Follow

question 100

Multiple Choice

Suppose the ages of students in first-year Statistics 101 follow a skewed-right distribution with a mean of 23 years and a standard deviation of 3 years.If we randomly sampled 100 students,which of the following is true about the sampling distribution of the sample mean?

• A) The shape of the sampling distribution is approximately normal.
• B) The mean of the sampling distribution is equal to 23 years.
• C) The standard deviation of the sampling distribution is equal to 3 years.
• D) The standard error of the sampling distribution is equal to 0.3 years.

---

Definitions:

Bottlenecks

Points of congestion in a system where the demand outweighs the capacity, causing delays and reduced efficiency.

Staff Training

Programs and activities designed to enhance the skills, knowledge, and performance of employees within an organization.

Work in Process

Work in Process is inventory that includes goods in production but not yet completed, representing a stage between raw materials and finished goods.

Value-Added Cost

Costs that contribute to increasing the value of a product or service from the perspective of the customer, such as improvements in quality or features.