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  3. consider the following bivariate data point a b c d...

Question: consider the following bivariate data point a b c d...

Question details

Consider the following bivariate data.

Point A B C D E F G H I J
x 4 3 0 4 7 1 6 5 7 2
y 4 6 7 0 7 7 3 3 7 1


(b) Calculate the covariance. (Give your answer correct to two decimal places.)
A = -0.167

(c) Calculate sx and sy. (Give your answers correct to three decimal places.)

sx =

sy =


(d) Calculate r using formula 13.2. (Give your answer correct to two decimal places.)


(e) Calculate r using formula 13.3. (Give your answer correct to two decimal places.)


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