Carlos has 2,175 marbles in his collection . emily has 1833 marbles in her collection . carlos says that he has about 1,000 more marbles than emily. is carlos correct .

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?