The Intelligence Quotient (IQ)test Scores for Adults Are Normally Distributed

question 53

Multiple Choice

The Intelligence Quotient (IQ) test scores for adults are normally distributed with a population mean of 100 and a population standard deviation of 15. What is the probability we could select a sample of 50 adults and find the mean of this sample is less than 95?

• A)0.0091
• B)0.9818
• C)0.4909
• D)0.9544

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Definitions:

Bone-Forming Cells

Also known as osteoblasts, these are specialized cells responsible for the synthesis and mineralization of bone during both initial bone formation and later bone remodeling.

Dense Fibrous Connective Tissue

A type of connective tissue with high tensile strength, made up of closely packed collagen fibers, providing support and protection.

Nerves

Nerves are bundles of axons in the peripheral nervous system that transmit signals between the brain and the rest of the body.

Blood Vessels

Vessels within the body responsible for the flow of blood, encompassing veins, arteries, and capillaries.