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The N. Yazdak Computer Company has the following data, where y represents earnings in thousands of dollars...

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Advance Math

TheN. Yazdak Computer Company has the following data, where yrepresents earnings in thousands of dollars after x years ofoperation.

x: 1, 3, 5, 7
y: 10, 13, 17, 22

(a) Identify your random variable(s)
(b) Plot the data (points) on graph paper
(c) Find the coefficent of correlation for the data andbriefly comment on its value.
(d) Set up the necessary table to find the least squaresline.
(e) Find the least square line
(f) Use your squares line from part (e) to predit earningsafter 10 years.

Answer & Explanation Solved by verified expert
4.4 Ratings (670 Votes)
a The independent variable x years of operationdependent variable y earnings in thousands of dollarsbc    See Answer
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