In a stats class 9 out of 17 students prefer waffles for breakfast. What is the relative frequency of students who prefer waffles?

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

Cricket team of india australia and pakistan participant in 20-20 match . find the probability that india wins .

What are the two main purposes of edgar allen poe’s, “the masque of the red death? ”