Put these in descending order 0.68,0.9,0.81 and 0.86

The table respent two linear functions the equation respented by the first tables is given

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1