A parallel system of three components functions whenever at least one of its components works. Suppose that each component independently works with probability 0.40. What is the probability that the system is functioning?

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?