Trigonometric ratios

To define the six trigonometric ratios of an acute angle in terms of a right triangle.To evaluate trigonmetric ratios , using triangles and on a calculator.To use trigonometry to find missing side or missing angle in a right triangle. Sample Solution

Prediction using a regression equation.

Discuss a situation in which you may make a prediction using a regression equation. Identify the independent and dependent variables in this situation and discuss the predicted strength of therelationship.Based on your relative strength, how much faith would you put...

Econometrics

Watch the ppt 5.2 , then follow the ppt detail.“Write a short explanation (in words) of what the econometric results on the next slide tell us.Suppose aresearcher uses survey microdata and estimates the following model of the correlates of life satisfaction...

Algebraic manipulations

Q1 (10 points)Give a combinatorial proof of the identityfor such that . No algebraic manipulations are allowed, i.e. you must interpretboth sides directly in the way that they are written.Q2 (10 points)You have three red, five green, and eight blue 20-sided dice that...