Table and a graph each show me different relationship between The same two variables, X and Y: how much more would the value be of Y be in the table then it's table on the graph X=11?

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane