Question: Snedecor and Cochran (1967, Section 6.18) presented data obtained in 1942 from South Dakota on the relationship between the size of farms (in acres) and

Snedecor and Cochran (1967, Section 6.18) presented data obtained in 1942 from South Dakota on the relationship between the size of farms (in acres) and the number of acres planted in corn. The data are given in Table 7.4.

Plot the data. Fit a simple linear regression to the data. Examine the residuals and discuss what you find. Test the need for a power transformation. Is it reasonable to examine the square root or log transformations? If so, do so.

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