A sample of 6 observations collected in a linear regression study on three variables, x_1 (independent variable), x_2 (independent variable) and y (dependent variable). The sample resulted in the following data. SSR=72, SST=88Calculate the F test statistics to determine whether a statistically linear relationship exists between x and y. A sample of 12 observations collected in a regression study on three variables, x_1 (independent variable), x_2 (independent variable) and y (dependent variable). The sample resulted in the following data. SSR=60, SST=86Calculate an unbiased estimate of the variance of the error term epsilon.
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