The program reports a mean of 31.5 and a standard deviation of 2.5. what is the variance of the data? round to the nearest tenth.

To ? nd out how many students are unhappy with the dining hall food, you distribute a survey. which method of surveying would produce the least amount of bias in your data?

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Use the graph of the sine function y=2sinθ shown below