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The standard deviation of the scores on a skill evaluation test is 363 363 points with a mean of 1239 1239 points. If335 335tests are

The standard deviation of the scores on a skill evaluation test is 363

363 points with a mean of 1239

1239 points.

If335

335tests are sampled, what is the probability that the mean of the sample would be greater than1271

1271points? Round your answer to four decimal places

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