A local high school makes a change that should improve student satisfaction with the parking situation. Before the change, 37% of the students approved of the parking that was provided. After the change a random sample of students found that 83 of 200 students now approve of the new arrangement. The principal cites this as evidence that the change was effective. Use the .05 significance level.

The sum of two numbers is 12 and their difference is 18 what are the two numbers

Solve the problem by using a venn diagram a group of students were surveyed about their taste in music. they were asked how they like three types of music: rock, country western and jazz. the results are summarized below: no one dislikes all three types of music. six like all three types of music. eleven don’t like country western. sixteen like jazz. three like country western and jazz, but not rock. six don’t like rock. eight like rock and country western. seven don’t like jazz. how many students were surveyed?

597008.439431 to the nearest thousand