For numbers 30 and 31: A biologist is interested in studying if there exist an association between the radial cell length (mm) and body mass (mg) of 20 randomly selected Nevada bumblebees. R outputs are shown below: Doornik-Hansen test for Multivariate Normality data: Dataset4 : 14.13139 DE p-value : 0.006887315 Result : Data are not multivariate normal (sig.level = 0.05) Pearson's product-moment correlation data: x and y t-1.3632, df = 18, p-value - 0.1896 alternative hypothesis: true correlation is not equal to 0 95 percent confidence interval: -0.1580047 0.6591915 sample estimates: cor 0.3059051 Spearman's rank correlation rho data: x and y S = 875.29, p-value = 0.1401) alternative hypothesis: true rho is not equal to 0 sample estimates: rho 0.3418892

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