Small mean problem. grandfather clocks have a particular market in auctions. you are given a random sample of 21 purchases of grandfather clocks at auctions in pennsylvania. the sample statistics are:

mean = $1,343.04
std dev = $414.04
c. v. = 30.83
n = 21
you are asked to create a 90% confidence interval around the price for this sample.

the boe for this confidence interval is? i just want the answer. use 3 decimal places for your answer and use the proper rules of rounding.

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

A.s.a.! similarity in right triangles, refer to the figure to complete this proportionc/a = a/? a.) cb.) hc.) rd.) s

Find two numbers if their sum is 91 and the ratio is 6: 7?