​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.

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Definitions:

Reaction

A process in which substances interact to form new substances with different chemical and physical properties.

Product

In biochemistry, a product is a substance that is formed as the result of a chemical reaction.

Active Sites

The region on an enzyme where substrate molecules bind and undergo a chemical reaction.

Energy of Activation

The minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction.