Suppose that you have six pairs of observations about (x, y): (4, 4), (4, 2), (3, 3), (2, 2), (1, 4), and (5, 5). What would a 99% confidence interval be for the slope of the least-squares regression line?

Determine whether the data described below is a quantitative of qualitative variable and explain why. The height of subjects in an experiment when testing a chemical. The data are qualitative because they consist of counts or measurements. The data are quantitative because they don't count nor measure anything. The data are qualitative because they don't count nor measure anything. The data are quantitative because they consist of counts or measurements.

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Find the value of X.

Brock rides his bike 22 1/8 miles to the nature preserve. On his way home, after 16 1/5 miles, he stops at a deli for lunch. How far is Brock from home?

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