The Null Hypothesis ________

question 57

Multiple Choice

The null hypothesis ________.

• A)describes an existing theory or belief that is accepted as correct in the presence of contradictory data
• B)describes an existing theory or belief that is accepted as correct in the absence of contradictory data
• C)is based on new information provided by sample data
• D)is based on new information provided by population data

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Definitions:

Random Variable

A variable that can take on different numerical values based on the outcome of a random event.

Discrete

A term describing any set of data that can only take on specific, distinct values and cannot be subdivided meaningfully, such as countable items.

Continuous

Pertains to quantities that can assume an infinite number of values within a given range.

Categorical

Describes variables that can take on one of a limited and usually fixed number of possible values, assigning each individual or other unit of observation to a particular group or nominal category.