A survey was conducted to 100 households to determine the average amount a household spends on streaming services per year. The study found with 95% confidence that the average household spends on streaming services between $800 and $1,200. Which of the following is TRUE? The population mean = $1,000. The margin of error = $200 The sample mean = $1,000. The margin of error = $400 The population mean = $1,000. The margin of error = $400 The sample mean = $1,000. The margin of error = $200