Is the correlation in population greater than zero

Reference no: EM13126054

The Pennsylvania Refining Company is studying the relationship between the pump price of gasoline and the number of gallons sold. For a sample of 20 stations last Tuesday the correlation was .78 .At the .01 significance level is the correlation in the population greater than 0? t= .78-20.00/.01SQRT 20=?

Reference no: EM13126054

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