(07.01 mc) a set of numbers is shown below: {0, 0.8, 1, 3, 6} which of the following shows all the numbers from the set that make the inequality 7x + 1 ≥ 8 true? a {1, 3, 6} b {3, 6}. c {0, 0.8, 1}
d {0, 0.8}

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

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?

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.