Problem 1 Pennsylvania Refining Company is studying the relationship between the pump price of gasoline an a sample of 16 stations last Tuesday, the correlation was 0.48. At the 0.10 significance level, is the correlation in the population greater than zero? (Round your an Ho: ANSWER: The Test Statistic is 2.047 Decision Reject P= 0 16 Sig Lev 0.1 D.48 HO rx0 Ha rx0 if n-2 14 n 0.48 16 2 1 0.48*2 0.48 14 1 0.2304 D.48 14 0.7696 0.48 3.741657 0.877268 1.795996 0.877268 2.047259 T(Crit) 1.76131 We observe 1.76131 We will Reject HO P