You take a test and the mean is 68. If the standard deviation is 12 points, find the range of grades that is two standard deviations from the mean. [1]

Vinay constructed this spinner based on the population of teachers at his school according to vinays model what is the probability that he will have a male history teacher two years in a row

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.