Suppose a Population Has a Mean of 450 and a Variance

question 61

Multiple Choice

Suppose a population has a mean of 450 and a variance of 900.If a random sample of size 100 is drawn from the population, the probability that the sample mean is between 448 and 453 is closest to _______.

• A)0.4972
• B)0.6826
• C)0.4101
• D)0.5899
• E)0.9878

---

Definitions:

Consume Less

The action of reducing the amount of goods and services that individuals or societies use.

Residential Home Building

The process or business of creating new homes within residential areas, often involving construction firms, architects, and various contractors.

Volatile Sector

An industry or market segment known for high levels of price fluctuation, often due to changes in supply and demand, political instability, or other factors.

Gross Investment

Gross investment refers to the total amount of money spent on acquiring new capital assets or improving existing ones before accounting for depreciation.