What is the system of equations of selling 14 more tickets than your friend and together you and your friend sell 58

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.

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

Find the value of x. give reasons to justify your solutions! c ∈ ae