The following data values represent a population. What is the variance of the population? u = 11. Use the information in the table to help you.
x
8 10 14 12
(x - 1)2 91
9
1
A. 11
ОО
B. 22
C. 10
D. 5

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

Which of the following parabolas opens down?