12. Identify the type of study that best describes each scenario below as: Survey, Observation, Experiment A student parn'cipating in a school science fair wants to determine whether a ower will grow faster in direct sunlight. She randomly assigned half of the plants to receive direct sunlight and the other half to a dimly lit room and the growth of each plant is tracked for 6 weeks. A local toy store conducts an investigation to determine whether right-handed people can assemble a 25-piece puzzle quicker than left-handed people. The puzzle is left out for customers to play with. When a customer plays with the puzzle, thee customer's handedness and time to complete the puzzle are recorded. A principal questions a random sample of 100 students walking through the halls to determine the average number of hours of sleep a student gets each night