find the mode number of breaks taken by a worker during a 10 day period given the following data sets: 3, 5, 6, 9, 3, 2, 2, 3, 3, 1.

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

Find the multiplicative inverse of 8-12i