What Is T_α/2,df for a 99% Confidence Interval of the Population

question 117

Multiple Choice

What is t_α/2,df for a 99% confidence interval of the population mean based on a sample of 25 observations?

• A) 2.492
• B) 2.576
• C) 2.787
• D) 2.797

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Definitions:

Sterile Drape

A sterile covering used in surgical procedures to prevent contamination of the surgical site.

Hand Antiseptics

Products used to cleanse hands, killing or inhibiting the growth of microorganisms to prevent infection.

Sterile Drape

A sterile covering used in medical procedures to maintain a sterile field by isolating the operative area from possible contaminants.

Surgical Asepsis

Techniques used to maintain a sterile environment in order to prevent infection during surgical procedures.