Assume that population mean is to be estimated from the sample described. Use the sample results to approximate the margin of error and 95% confidence interval. n = 49, X = 67.3 seconds, S = 6.1 seconds
The margin of error is
seconds.
(Round to one decimal place as needed.)

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dareaalcaam111

13.02.2020

Mathematics

the slope from S to R is 3/3 or 1 the slope from U to V is -1 notice that if you multiply them: 1* -1 = -1 you get -1, which is true for all perpendicular lines. \[ m_1 \cdot m_2 = -1 \]. hope this helps

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