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A Shipping Company Believes There Is a Linear Association Between

Question 111

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A shipping company believes there is a linear association between the weight of packages shipped and the cost. The following table shows the weight (in pounds) and cost (in dollars) of the last seven packages shipped. A shipping company believes there is a linear association between the weight of packages shipped and the cost. The following table shows the weight (in pounds) and cost (in dollars) of the last seven packages shipped. To determine if the weights and costs are significantly correlated, the competing hypothesis is ________. A) H<sub>0</sub>: ρ<sub>s</sub> ≤ 0; H<sub>A</sub>: ρ<sub>s</sub> > 0 B) H<sub>0</sub>: ρ<sub>s</sub> ≥ 0; H<sub>A</sub>: ρ<sub>s</sub> < 0 C) H<sub>0</sub>: ρ<sub>s</sub> ≠ 0; H<sub>A</sub>: ρ<sub>s</sub> = 0 D) H<sub>0</sub>: ρ<sub>s</sub> = 0; H<sub>A</sub>: ρ<sub>s</sub> ≠ 0 To determine if the weights and costs are significantly correlated, the competing hypothesis is ________.


A) H0: ρs ≤ 0; HA: ρs > 0
B) H0: ρs ≥ 0; HA: ρs < 0
C) H0: ρs ≠ 0; HA: ρs = 0
D) H0: ρs = 0; HA: ρs ≠ 0

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