he numbers in the table below represent the average daily intake of sugar-sweetened soft drinks and the average weight for a particular group of men at various times over a period of 40 years. Use that data to answer the questions below.
Soda intake (gal) | 8 | 13 | 18 | 22 | 21 | 27 | 24 | 31 | 31 | 32 | 41 | 44 | 38 |
Weight (lb) | 173 | 169 | 167 | 169 | 176 | 167 | 184 | 183 | 172 | 172 | 182 | 181 | 192 |
To two decimal places, the correlation coefficient is
To the nearest integer percent, about what percentage of weight gain is explained by soft drink consumption? %
To four decimal places, the coefficients of the regression line are:
slope: intercept:
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