Question 2 (Essay Worth 10 points) (05.01 HC)
Use the image below to answer the following question. Find the value of sin x® and cos y. What relationship do the ratios of sin x® and cos y share?
P
8
O
6

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?