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Consider the k-out-of-n system (info on the system: A system consists of n independent components. Each component functions with probability p. The system as a whole functions if at least k components are functioning (1 <= k <= n)). The probability that a component is functioning at time t is given to be e^(-t). Compute the probability that the system is functioning at time t for n = 3, k = 2.
Let μ be the mean perceived age estimate for all viewers of the ad, and suppose we consider the industry requirement to be met if μ is at least 25. Set up the null and alternative hypotheses needed to attempt to show that the industry requirement ..
identify the indicated type of errora carter motor company claims that its new sedan the libra will average better than
What is the probability that a random sample of 49 different one-hour shopping periods will yield a sample mean between 441 and 446 shoppers - Explain why the assumption of normality about the distribution of wages was not involved in the solutions ..
Identify a business research issue, problem, or opportunity facing your organization that can be examined using Hypothesis Testing. Describe the results of a hypothesis test on your selected research issue, problem, or opportunity.
The profit for product 1 is $6 per unit, and the profit for product 2 is $4 per unit a. Formulate a linear programming model for this problem. b. Solve the model by using graphical analysis.
you and your friend join a new gym that requires a one-time joining fee and monthly payments. 10 ptsa. if your friend
If the weekly salaries are normally distributed, estimate the fraction of employees that make more than $300 per week.
suppose that you are in a class of 29 students and it is assumed that approximately 13 of the population is
As a counselor in the field of addiction, you are interested in researching if online gambling is becoming more prevalent. You decide to conduct research to compare online gambling to gambling in public places such as casinos.
a sociologist studying the justice system has just written a paper detailing her findings after she examined the
As part of a safety check, the Keystone Cops randomly stopped 65 ambulances and checked their tire pressure. The sample mean was 32 lbs/sq. in. with a sample standard deviation of 2 lbs/sq. in. Find the 98% confidence interval for the population m..
1.In a study of caffeine and stress, college students indicate how many cups of coffee they drink per day and their stress level on a scale of 1-10. The data appear below:
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