A Retired Statistician Was Interested in Determining the Average Cost

question 60

Multiple Choice

A retired statistician was interested in determining the average cost of a $200,000.00 term life insurance policy for a 60-year-old male non-smoker. He randomly sampled 65 subjects (60-year-old male non-smokers) and constructed the following 95 percent confidence interval for the mean cost of the term life insurance: ($850.00, $1050.00) . What value of alpha was used to create this confidence interval?

• A) 0.025
• B) 0.10
• C) 0.05
• D) 0.01

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Definitions:

Nuclear Changes

Alterations within the nucleus of a cell, including changes in chromosome number or structure, often associated with diseases.

Gastrula

An early phase in embryonic development during which the simple blastula is reorganized into a three-layered structure, leading to the differentiation of the body's tissues and organs.

Morula

An early stage in embryonic development in animals, characterized by a solid ball of cells formed from the division of a fertilized egg.

Zygote

The initial cell formed when a sperm cell unites with an egg cell, representing the first stage in the development of a new organism.