A professor in the School of Business in a university polled a dozen colleagues about the number of professional meetings professors attended in the past five years (X) and the number of papers submitted by those1 to refereed journals (Y) during the same period.The: summary data are given as follows. Fit a simple linear regression model between x and y by finding out the estimates of intercept and slope. Comment whether attending professional meetings would result in publishing morepapers.

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n= 12 r= 4, y=12, Σ E = 232. 2 ri 318.