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Question: 1. Assign a reasonable numerical probability to the statement "Rain is very likely tonight."
2. How likely is an event that has a 0.65 probability? Describe the probability in words.
3. If a team has an 80% chance of winning a game, describe its chances in words.
A random sample of 180 individuals had their blood sugar level measured. The 5-number summary was. How many of the people in the sample had glucose levels above 119?
Suppose that for their joint p.m.f. p(x, y), it's already known that p(0, 0) = 0:08 and p(1, 1) = 0:48. Find p(0, 1) and p(1, 0) and justify your answer.
The cars arriving at a gas station is Poisson distributed with a mean of lO per minute. Determine the number of pumps to be installed if the ftrm wants.
Suppose the lifetime of a typical battery has an exponential distribution with mean 205 minutes. Suppose you operate the device continuously for three days.
If 28% of the residents play poker and garden and 70% of the residents play both shuffleboard and poker, then find the probability that a resident plays poker, given that they garden.
Find the expected frequency for each cell and compute X stat square? Is it significant at alpha-0.05?
Efforts by a systems owner or operator to maintain the system must be guided by a set of good practices or principles. List and discuss any three of these principles. Your discussion should include a statement of the problems that could arise if t..
a sample of four tires is taken from alot of brand-a tires. another sample of four tires is taken from a lot of brand-b
The user of the statistics claims your interval is too wide to have any meaning in the specific use for which it is intended. Discuss and compare two methods of solving this problem.
Forty percent of the homes constructed in the Quail Creek area include a security system. Three homes were selected at random. What is the probability all three homes selected have a security system?
If a class of 30 students is chosen at random from the university populaton, find the mean of the number of male students. Find the standard deviation of the number of male students.
Determine if this sample data provides sufficient evidence to indicate that the bulbs have their advertised life expectancy. Do NOT do a confidence interval.
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