Majesty Video Production Inc. wants the mean length of its advertisements to be 27 seconds. Assume the distribution of ad length follows the normal distribution with a population standard deviation of 2 seconds. Suppose we select a sample of 15 ads produced by Majesty.
What is the probability that the sampling error would be less than or more than 1.5 seconds?(Round yourz- value and final answer to 4 decimal places.)
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