Sunday

March 29, 2015

March 29, 2015

Posted by **tracy** on Sunday, June 23, 2013 at 12:04am.

(18, 12), (29, 48), (65, 29), (82, 24), (115, 56), (124, 13)

(a) Calculate the covariance of the set of data. (Give your answer correct to two decimal places.)

.

(b) Calculate the standard deviation of the six x-values and the standard deviation of the six y-values. (Give your answers correct to three decimal places.)

sx =

sy =

(c) Calculate r, the coefficient of linear correlation, for the data in part (a). (Give your answer correct to two decimal places.)

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