Math) the school principal wants to know whether the students in the entire school prefer football or basketball. the principal draws a random sample from the following groups: all school teachers all girls in each grade all students in each grade all students on the basketball team which of the following groups best represents the population she should take a random sample from to get the best results for her survey? all school teachers all girls in each grade all students in each grade all students

Customers are used to evaluate preliminary product designs. in the past, 93% of highly successful products received good reviews, 51% of moderately successful products received good reviews, and 14% of poor products received good reviews. in addition, 40% of products have been highly successful, 35% have been moderately successful and 25% have been poor products. round your answers to four decimal places (e.g. 98.) what is the probability that a product attains a good review? (b) if a new design attains a good review, what is the probability that it will be a highly successful product? (c) if a product does not attain a good review, what is the probability that it will be a highly successful product?