What is the 99% confidence interval for the true mean
In a manufacturing process a random sample of 36 bolts manufactured has a mean length of 3 inches with a standard deviation of .3 inches. What is the 99% confidence interval for the true mean length of the bolt?
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Use the relative frequency approach to construct a probability distribution and show that it satisfies the required condition.
Assume the probability that a person has the desease is 0.09 for all people, independently of each other, and compute the expected number of tests necessary for the entire group of 154 people.
The standard deviation is assumed to be 5 minutes. Calculate a 99% confidence interval.
Discuss what you think of the measurable criteria Lisa and the CFO set for their new incentive plan.
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"In the 1980's it was the slogan, "Reduce, Reuse and Recycle" and now it is "Go Green." Consider the Reusable Grocery Bags sold in markets everywhere. What are the pros and cons that you see in this latest trend?
Describe what is meant by local responsiveness, and identify the underlying reasons that local responsiveness pressures exist.
She concludes that her research process that the average 6th grader in the district fall right on the national norm of 100. What is your reaction to such a claim?
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