[20 points] what is the measure of an angle that is a complement to angle r?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

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?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.