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## The principal of the school thinks that the average IQ of students at is at least 110.

Skye Elementary School has 1000 students. The principal of the school thinks that the average IQ of students at is at least 110. To prove her point, she administers an IQ test to 20 randomly selected students. Among the sampled students, the average IQ is 108 with a standard deviation of 10. Based on these results, should the principal accept or reject her original hypothesis? State your null and alternative hypotheses, p-value and your conclusion in context of the problem. Use a .05 significance