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A company that makes electronic devices for use in hospitals needs to decide on one of two possible suppliers for a certain component to be used in the devices. The company gathers a random sample of 200 items made by supplier A and finds that 12 items are defective.
An independent random sample of 250 items made by supplier B reveals that 38 are defective. Is one supplier more reliable than the other? Explain.
What is the probability that the auto dealer will need to order more transmissions? You should take your calculations to 4 decimal places.
Develop a linear mathematical optimization model to determine how many of each desk the company should make next week to maximize profit contribution. Explain the reduced cost associated with standard desks
Write a program to simulate the queue size. Use this simulation to help formulate a conjecture containing conditions on µ and λ that will ensure that the queue will have times when it is empty.
Possible test scores ranged from 0 to 500. Assume that the scores are normally distributed. What is the probability that a student had a score higher than 315?
What are post hoc comparisons, and why do researchers make them? Why do researchers not use the Bonferroni procedure of procedures for post hoc comparisons?
A) Describe the term population. B) Describe the term random sample. C) What is the difference between a population and a random sample?
Recognize the given samples are independent samples or matched pairs.
A student wants to examine the relationship between anxiety for an examine and the number of hours studied. The data is as follows:
Use a 0.05 level of significance (? =.05) to determine whether or not the percentage of Atlanta CEOs who have advanced degrees is significantly less than the national percentage.
Calculation of the Probability of Finding Floods in Bangladesh
If on the other hand, he believes that the probability that he will get offers from both companies is 0.5, what is the probability that he will get at least one offer from these two companies?
The lives of many people are affected by a fear that prevents them from flying. The Marist Institute for Public Opinion conducted a poll of 1014 adults, 48%of whom were men.
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