A Random Sample of 64 Items Is Selected from a Population

question 85

Multiple Choice

A random sample of 64 items is selected from a population of 400 items.The sample mean is 200. The population standard deviation is 48.From this data,a 95% confidence interval to estimate the population mean can be computed as _______.

• A) 189.21 to 210.79
• B) 188.24 to 211.76
• C) 190.13 to 209.87
• D) 190.94 to 209.06
• E) 193.45 to 211.09

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Definitions:

Heart Failure

A chronic condition in which the heart is unable to pump blood efficiently to meet the body's needs.

Restless

Characterized by an inability to relax or remain still, often due to anxiety, boredom, or other psychological stressors.

Body Temperature

A measure of the body's ability to generate and get rid of heat, reflecting the balance between heat production and heat loss.

RN

Registered Nurse; a nurse who has graduated from a nursing program and met the requirements outlined by a country, state, province, or similar government-authorized licensing body to obtain a nursing license.