​From a Population of Size 1,000, a Random Sample of 100

question 7

Multiple Choice

​From a population of size 1,000, a random sample of 100 items is selected. The mean of the sample

• A) ​must be 10 times smaller than the mean of the population.
• B) ​must be equal to the mean of the population, if the sample is truly random.
• C) ​must be 10 times larger than the mean of the population.
• D) ​can be larger, smaller or equal to the mean of the population.

---

Definitions:

Opportunity Cost

Forgoing the possibility of benefits from other options by selecting one specific choice.

Appetizers

Small dishes served before the main course of a meal to stimulate the appetite.

Dessert

A sweet course typically served at the end of a meal.

Opportunity Cost

The cost of choosing one option over another, representing the value of the foregone alternative that wasn't chosen.