A Random Sample of Size 15 Is Taken from a Normally

question 79

Multiple Choice

A random sample of size 15 is taken from a normally distributed population with a sample mean of 75 and a sample variance of 25.The upper limit of a 95% confidence interval for the population mean is equal to:

• A)77.530
• B)72.231
• C)74.727
• D)79.273

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Definitions:

Children

Young human beings who are not yet adults, characterized by rapid physical and mental development.

Congenital Adrenal Hyperplasia

A group of genetic conditions limiting hormone production in the adrenal glands, often affecting sexual development and fertility.

Stigmatize

To brand or mark someone or something as disgraceful or unworthy, often leading to discrimination or exclusion.

Physical Characteristics

Refers to the observable traits or features of an organism, such as height, eye color, and body type.