8 blue marbles, 7 green, and 5 yellow marbles. What is the probability of drawing a blue ?

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?

Evaluate cos2θ for cosθ = square root of 3/2

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length