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Month: November 2014

Find the equation of the parabola determined by the given information.

Sir SagarNovember 13, 2014November 13, 20140

Find the equation of the parabola determined by the given information. Focus (3,5), directrix x = -1   Solution:- Notice that the directrix is a vertical line. Since the axis…

Find the distance between the pair of points.

Sir SagarNovember 13, 2014November 13, 20140

FindĀ  the distance between the pair of points. Give an exact answer and an approximation to three decimal places. (-5,6) and (2, -3)   Solution:-   To find the distance…

Use the confidence interval to find the estimated margin of error. Then find the sample mean.

Sir SagarNovember 8, 20140

Use the confidence interval to find the estimated margin of error. Then find the sample mean. A biologist reportsĀ  a confidence interval of (3.8, 6.4) when estimating the mean height…

Construct the confidence interval for the population mean

Sir SagarNovember 8, 2014November 8, 20140

  Construct the confidence interval for the population mean . c = 0.90, s = 17.8, s = 12.0, and n = 110 Solution Use the Formula E = to…

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