Discuss probability of the sample mean
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A sample of 100 is taken from a population which has a normal distribution with a mean of 80 and a standard deviation of 40.
Q: What is the probability that the sample mean is between 74 and 81 is?
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The area under the standard normal curve with parameters m = 64.4 and o= 2.4 that lies to the left of 61 is 0.0783.
What are the accounting issues related to valuation of accounts receivables and why are they important?
Find the power of your test in (b) when sigma = 1.2, 1.4 and 1.6, approximating the answers as best the percentage points in the tables permit.
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Hockey-r-us," a store specializing in sales of hockey equipment, wants to find out the average age of all its customers.
Scores on a college admissions exam are normally distributed with mean score 642 and standard deviation 76.
How will current and future ethical perspectives shape the criminal justice system in the 21st Century? You need scholarly reference.
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