You ask customers if they prefer the new app or the old app best. You ask customers if they are frequent buyers (more than once a month). occasional buyers (less than once a month), or new customers. You ask customers if they prefer the new app or the old app best. You ask customers if they are frequent buyers (more than once a month), occasional buyers (less than once a month), or new customers. Given a new customer, what is the probability they bought the new phone app? integer, decimal, or E notation allowed