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There are four copy machines in the library.It is estimated that the probability that a particular copy machine is out of order is 0.3.Assuming that the machines work independently of each other what is the probability that at least one machine is out of order the next time you go to the library?
Regular Exercise
A routine of physical activity that is performed regularly to maintain or improve health and fitness.
Quitting Smoking
The process of stopping the habit of smoking tobacco products, often requiring behavioral changes and sometimes medical intervention.
Unprotected Sex
Sexual activity without the use of condoms or other barrier methods, increasing the risk of sexually transmitted infections and unplanned pregnancies.
Health-Impairing Behaviours
Actions that negatively affect an individual's health, such as smoking, excessive drinking, and poor diet.
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