Pennsylvania Refining Company Is Studying The Relationship Between The Pump Price Of Gasoline And The Number Of Gallons 1 (31.67 KiB) Viewed 42 times
Pennsylvania Refining Company Is Studying The Relationship Between The Pump Price Of Gasoline And The Number Of Gallons 2 (28.88 KiB) Viewed 42 times
Pennsylvania Refining Company is studying the relationship between the pump price of gasoline and the number of gallons sold. For a sample of 12 stations last Tuesday, the correlation was 0.58. The company would like to test the hypothesis that the correlation between price and number of gallons sold is positive a. State the decision rule for 0.050 significance level. (Round your answer to 3 decimal places.) Reject Hof > b. Compute the value of the test statistic. (Round your answer to 3 decimal places.) Value of the test statistic is
Can we conclude that the correlation in the population is greater than zero? Use the 0.050 significance level. Ho We conclude that the correlation in the population in zero
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