Valen is an employee of the foreign subsidiary of a United S…

Valen is an employee of the foreign subsidiary of a United States based company who lives and works in the United Kingdom. According to Foreign Account Tax Compliance Act (FATCA), how much of his wages may Valen exclude from United States’ taxes, according to 2023 guidelines?

Suppose the manufacturing team has made some significant imp…

Suppose the manufacturing team has made some significant improvements to their design. They want to see if these improvements have reduced the defect rate.  They decide to collect some more data and create an upper bound for the proportion of defective parts, a {a}% upper confidence bound. What is the critical value for this bound? Round your answer to three decimal places. Provide support for your answer.