Scott sells scones and has collected sales data for the past few days. Scott wiill use a simple naive to forecast but is concerned about forcast accuracy. Determine what MAD (Mean Absolute Deviation) will be to 2 decimal places.

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?

In the geometric progression –3, 12, −48… what term is 3,072?

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.