Determine whether the following sequence is geometric. If so, find the common ratio. 2, 10, 50,250, ... Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Simplify your answer.) A.
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Find the x and y data below x: 10,15,25,35,40 y; 6,8,12,12,14. Find the correlation coefficient find the regression equation predict the y value for x = 20
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