Dylan wants to determine a 80 percent confidence interval for the true proportion of high school students in the area who attend their home basketball games. how large of a sample must he have to get a margin of error less than 0.02? [to find n, use the value p* = 1/2 f

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?

Grant simplified the expression 1.5(-3.2 + 2.5) his work is shown below explain the error in grants work