You Would Like to Estimate the Average Amount a Family

question 46

Essay

You would like to estimate the average amount a family spends on food during a year.In the past,the standard deviation of the amount a family has spent on food during a year has been approximately $800.If you want to be 95% sure that you estimated average family food expenditures within $50,how many families do you need to survey?

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Definitions:

Congestive Heart Failure

A chronic condition in which the heart is unable to pump blood effectively enough to meet the body's needs, leading to symptoms such as shortness of breath and swelling.

Situational-Background-Assessment-Recommendation (SBAR)

A communication framework used in healthcare to facilitate clear and effective communication among healthcare professionals.

Intensive Care Unit

A specialized hospital department equipped to provide intensive treatment and monitoring for critically ill or injured patients.

Furosemide (Lasix)

A diuretic medication commonly used to treat fluid build-up due to heart failure, liver scarring, or kidney disease by increasing urine production.