Asmall sample of computer operators shows monthly incomes of $1,950, $1,775, $2,060, $1,840, $1,795, $1,890, $1,925, and $1,810. what are these ungrouped numbers called?

In which source of water would a wave travel the fastest? o ice o cold o room temperature o hot mark this and return save and exit next

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.