Provide all missing information required to solve each question, including null hypothesis, alternate hypothesis, test statistics (sample calculation), critical value(s) or P-value, test conclusion, degree of freedom (if applicable) etc. Find the value of the linear correlation coefficient r on the data below. Determine (by the formal hypothesis test) whether there is sufficient evidence to support a claim of linear correlation between the two variables. Use a significance level of 0.05. H0: ρ = 0 H1: ρ ≠ 0 Right arm 100 99 93 78 78 Left arm 177 172 147 147 148

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