The following coordinates are on the regression line: (7, 6), (8, 4) and (9, 2). The actual coordinate point from the data table with an x-value 7 is (7, 5). This indicates that:

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.