A political candidate has asked you to conduct a poll to determine what percentage of people support him. If the candidate only wants a 0.2% margin of error at a 99.5% confidence level, what size of sample is
needed? When finding the z-value, round it to four decimal places.

What is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.

Scott harris can invest $7,000 in a 1-year cd that earns interest at an annual rate of 4 percent compounded monthly. the amount per $1.00 is 1.040742. he can also invest $7,000 in a 1-year cd at annual rate of 4 percent compounded quarterly. the amount per $1.00 is 1.040604. what is the difference in the amount of interest earned for each investment? a) $0.96 b) $0.81 c) $0.87 d) $0.88

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples