The Sugar Producers Association Wants to Estimate the Mean Yearly

question 17

Multiple Choice

The Sugar Producers Association wants to estimate the mean yearly sugar consumption. A sample of 25 people reveals the mean yearly consumption to be 27 kg with a sample standard deviation of 9 kg. Assume a normal population. For a 90% confidence interval, what is the critical value needed?

• A) t = 1.708
• B) t = 1.711
• C) t = 2.797
• D) z = 1.645
• E) z = 1.96

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Definitions:

Evidence-Based Guidelines

These are recommendations for patient care that are developed through a systematic review of evidence and an assessment of the benefits and harms of alternative care options.

Blood Glucose Levels

The concentration of sugar in the blood, important for diagnosing and managing diabetes.

Closed Gloving

A technique used in sterile environments, such as operating rooms, to put on gloves without contaminating them or the wearer’s hands.

Sterile Gown

A specially designed gown worn by healthcare workers during surgical procedures to maintain a sterile environment and prevent infection.