Katrina randomly selected 64 students out of her school of 400 students and found that 40 of them want school to start at a later time. with a desired confidence of 99%, which has a z*-score of 2.58, which statements are true? check all that apply. e = z*

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?

Jonathan can type 20 documents in 40 minutes ,and susan can type it in 30 minutes and jack can type it in 24 minutes working together ,how much time will it is take them type the same document