With a certain medical insurance policy, the customer must first pay an annual $ 300 300 deductible, and then the policy covers 80 80% of the cost of x-rays. the first insurance claims for a specific year submitted by a person are for two x-rays. the first x-ray cost $ 680 680, and the second x-ray cost $ 950 950. how much, in total, will he need to pay for these x-rays?

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.

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

Jordan got 27 out of 90 correct on his test . what fraction of the marks did her get correct