Over the Entire Six Years That Students Attend an Ohio

question 55

Multiple Choice

Over the entire six years that students attend an Ohio elementary school,they are absent,on average,28 days due to influenza.Assume that the standard deviation over this time period is σ = 9 days.Upon graduation from elementary school,a random sample of 36 students is taken and asked how many days of school they missed due to influenza.The probability that the sample mean is less than 30 school days is _______.

• A) 0.0918
• B) 0.4129
• C) 0.5871
• D) 0.9082

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Definitions:

Engineered Safety Devices

Devices specifically designed to isolate or remove a hazard. These include needles with safety shields and self-shielding needles.

NIOSH

The National Institute for Occupational Safety and Health, a U.S. federal agency responsible for conducting research and making recommendations to prevent work-related injury and illness.

Bloodborne Pathogen

A disease-causing microorganism carried in a host’s blood and transmitted through contact with infected blood, tissue, or body fluids.

Urinalysis

The physical, chemical, and microscopic evaluation of urine to obtain information about body health and disease.