Below is the result of the response to the length of odontoblasts (cells responsible for tooth growth) in animals. Each animal received one of three dose levels of vitamin C (0.5, 1, and 2 mg/day) by one of two delivery methods, orange juice or ascorbic acid (a form of vitamin C and coded as VC).

Interpret the Results

Residuals:

Min1QMedian3QMax

-12.7633-5.76330.43675.586716.9367

Coefficients:

Estimate Std. Error t value Pr(>|t|)

(Intercept) 20.663 1.366 15.127<2e-16 ***

suppVC -3.700 1.932 -1.915 0.0604 .

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Signif. codes:0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 7.482 on 58 degrees of freedom

Multiple R-squared:0.05948, Adjusted R-squared:0.04327

F-statistic: 3.668 on 1 and 58 DF,p-value: 0.06039