Doke is manager of an apartment building and notices the parking lot has numerous potholes. Residents are complaining and threatening to not renew their leases. Without contacting Kimba, the owner of the apartment building, Doke calls a paving service, signs a contract, and has them repave at a cost of $50,000. Doke has no authority to make such expensive repairs. When Kimba returns from a vacation and sees the parking lot, she thanks Doke for his initiative and approves of the repairs. This is an example of a/an

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends > a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?