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A chemical plant has an emergency alarm system. When an emergency situation exists, the alarm sounds with probability 0.95. When an emergency situation does not exist, the alarm system sounds with probability 0.02.
A real emergency situation is a rare event, with probability 0.004. Given that the alarm has just sounded, what is the probability that a real emergency situation exists?
You want a good guess of the professor's true height (or at least a good guess of how tall the students think the professor is). How would you summarize these data? Why? Wha
Bernoulli, part 2. Can we use probability models based on Bernoulli trials to investigate the following situations? Explain. a) You are rolling 5 dice. How likely is it to get
A population consists of N = 10 primary units, each of which consists of Mi = 6 secondary units. A two-stage sampling design selects 2 primary units by simple random samplin
A random sample of 200 people was taken. Sixty percent of the people favor President Obama. The 95% confidence interval for the true population of people who favor Obama is?
Your task is to interview a representative sample of attendees for the large concert venue where you work. The new season includes 200 live concerts featuring all types of m
Use Hypothesis testing to compute te correlation between these two variables and these it for significance. Test at .01 level of significance.
Do this exercise using IBM® SPSS® software, and report the exact probability of the outcome. Copy and paste the output from IBM® SPSS® into this worksheet.
Based on the information in (a), find a one-sided lower 90% confidence limit for m. Also, find a one-sided upper 90% confidence limit for m.
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