Ahome business has an average income of $900.00 per month with a standard deviation of $15.00. if the income in a given month is $930.00, what z-score corresponds to this value? 0 1 2 3

Carmen and matt are conducting different chemistry experiments in school. in both experiments, each student starts with an initial amount of water in a flask. they combine two chemicals which react to produce more water. carmen's experiment starts with 30 milliliters of water in a flask, and the water increases in volume by 8.5 milliliters per second. matt's experiment starts with 10 milliliters of water and increases in volume by 28% each second.