Use the Normal to Model the Distribution of Sample Means

question 9

Multiple Choice

Use the Normal to model the distribution of sample means.
-A small business ships specialty homemade candies to anywhere in the world. Past
Records indicate that orders weigh an average of 118 grams with a standard deviation of
14 grams. Suppose a random sample of 50 current orders is selected and each weighed
And resulting sample mean is 110 grams. Which of the following statements is true?

• A) This sample mean is about 4 standard deviations above what we expect, a very unusual result.
• B) This sample mean is less than 3 standard deviations away from the population mean.
• C) This sample mean is less than 2 standard deviations away from the population mean.
• D) This sample mean is not an unusual result because it is only 8 grams below the population mean.
• E) This sample mean is about 4 standard deviations below what we expect, a very

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Definitions:

Occupational Inflation

The devaluation of job titles and qualifications as more individuals enter certain professions, leading to increased requirements for the same positions.

Authority

The legitimate power or right to give orders, make decisions, and enforce obedience, often associated with a position or role in an organization or society.

Anxiety Disorders

Mental health disorders characterized by significant feelings of anxiety and fear, affecting an individual's ability to perform daily activities.

Population

Refers to the total number of individuals inhabiting a particular area or country.