question archive 1) A figure is located at (2,0), (2,-2), (6,-2) And (6,0) on a coordinate plane

Subject:MathPrice: Bought3

1) A figure is located at (2,0), (2,-2), (6,-2) And (6,0) on a coordinate

plane. What kind of 3-D shape would be created if the figure was rotated around the X axis? Provide an explanation and proof of your answer to receive a full credit include the dimensions of the 3-D shape in your explanation.

2) Starting salaries of 64 college graduates who have taken a statistics

course have a mean of $43,500 with a standard deviation of $6,800. Find an 90% confidence interval for ????

μ. (NOTE: Do not use commas or dollar signs in your answers. Round each bound to three decimal places.)

Lower-bound: ????? Upper-bound: ?????