Which scenarios would you expect to follow a linear trend and which would follow a curved trend?

A child's height from ages 2 to 17

The distance covered by a ball rolling down a hill

Revenue at a school dance and the number of dance tickets sold

The number of pieces of fruit that can be picked off a tree and the number of weeks the fruit has been growing

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.