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A student has heard that spinning pennies on a table, rather than flipping them in the air, results in tails-side up 60% of the time. She hypothesizes that a spinning penny lands tails-side up even more frequently than 60% of the time, due to the extra metal on the "heads" side of the coin shifting its center of mass. She spins a coin 76 times, and finds the coin coming to rest tails-side up in 55 of those spins. What is the z-statistic and the P-value for the significance test?

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