Which of the Following Hypotheses Is a Null Hypothesis

question 11

Multiple Choice

Which of the following hypotheses is a null hypothesis?

• A) There is no difference in the monthly grocery bills of families with one child and families with two children
• B) Grocery bills vary according to the number of meals eaten outside the home
• C) Families with two children have significantly higher grocery bills than families with just one child
• D) There is a relationship between grocery bills and the number of people in a household
• E) The mean age in a household is predictive of the amount of money sent on food each month

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Definitions:

Confederate Currency

The currency issued by the Confederate States of America during the American Civil War, now considered a collectible item.

Market Price

The prevailing rate at which a good or service is available for purchase or sale in the public market.

Inelastic

A characteristic of demand or supply that signifies a limited response to changes in prices or other economic factors.

Unit Elastic

A situation where a percentage change in the price of a good results in an equal percentage change in the quantity demanded.