a. Above a z-score of 1.22 b. Below a z-score of -83 c. Below a z-score of 1.39
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A: Note: Hi there! Thank you for posting the question. As there are several independent questions,…
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A: Note: Please repost 4th question as i can answer only 3 subparts as per my policy 1)
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A: Given that, One-tailed test (Lower tail) α = 0.0048
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A: 1)
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A: Given Information: alpha = 0.0436 '
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A: Solution
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A: We have to find given probability.
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A:
Q: Given a normal distribution with u = 100 and o = 10, what is the probability that a. X > 75? b. X…
A: As per our guidelines we are suppose to answer three sub parts. Given,mean(μ)=100standard deviation…
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A: This is based on central limit theorem.
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