The Mean of a Set of Data Is 3

question 116

Multiple Choice

The mean of a set of data is 3.78 and its standard deviation is 4.08. Find the z score for a value of 13.70.

• A) 2.19
• B) 2.67
• C) 2.73
• D) 2.43

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Definitions:

Permanent Income

A person’s normal income.

Transitory Income

Income that is temporary or not expected to recur on a regular basis, affecting individuals' spending and saving decisions.

Permanent Income

A theory suggesting that an individual's consumption choices are more influenced by their lifetime average income rather than by their current income.

Advertising

A form of marketing communication used to promote or sell a product, service, or idea through various media channels to reach a target audience effectively.