5. the management at a bank would like to estimate the mean number of credit cards college
students have in their wallets. they would like to create a 98% confidence interval with a
maximum error of 1 card. assuming a standard deviation of 3.25 cards, what is the
minimum number of college students they must include in their sample?

The graph shows the prices of different numbers of bushels of corn at a store in the current year. the table shows the prices of different numbers of bushels of corn at the same store in the previous year. previous year number of bushels price of corn (dollars) 2 10 4 20 6 30 8 40 part a: describe in words how you can find the rate of change of a bushel of corn in the current year, and find the value. part b: how many dollars more is the price of a bushel of corn in the current year than the price of a bushel of corn in the previous year? show your work.

The value of cos 30° is the same as which of the following?

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20