Answer ! ! the student council president wants to find out the opinion of the students on the issue of the school lunch options. the president sends out a survey to a random sample of students in the school. what type of sample is this? explain.

Which expression is equivalent to 3^3 + 2^2?

(b) suppose that consolidated power decides to use a level of significance of α = .05, and suppose a random sample of 100 temperature readings is obtained. if the sample mean of the 100 temperature readings is x⎯⎯ = 60.990, test h0 versus ha and determine whether the power plant should be shut down and the cooling system repaired. perform the hypothesis test by using a critical value and a p-value. assume σ = 5. (round your z to 2 decimal places and p-value to 4 decimal places.)

Which statements are true about additional information for proving that the triangles are congruent check all that apply