Pennsylvania Refining Company is studying the relationship between the pump price of gasoline and the number of gallons sold. For a sample of 16 stations last Tuesday, the correlation was 0.57 The following hypotheses are given 16050 H p>0 a. State the decision rule for 0.050 significance level (Round your answer to 3 decimal places.) b. Compute the value of the test statistic. (Round your answer to 3 decimal places.) of the best static in