The manager of a retail store has taken a random sample of 100 customers. the average amount spent by these 100 customers was $75. it is known that the standard deviation of the amount spent is $8.20. if the confidence coefficient is increased from .90 to .95, the standard error of the mean

Some disadvantages to leasing a car is that you are counting on someone to give you money every week or month depending on what you decided and if they don't have all of it well what if you needed that money now you as well have to pay not in full. a disadvantages to purchasing a new vehicle is if it is used then not all the time will absolutely everything work. its almost like a trail and era. although if it is a new car they will try to though all these specials and deals at you in your lease and it can be very overwhelming if you are not use to it.   

Answer (c) the knowledge of how to produce new products;                     (b) a more efficient means of production;