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Given that x has a Poisson distribution with muμequals=1.3, what is the probability that xequals=5?
P(5)almost equals≈nothing(Round to four decimal places asneeded.
What is the formula for converting z-scores to percentiles? I want to build a tool in Excel so i can get percentiles from test scores on normally distributed psychometric tests.
Sam Sleep researcher hypothesizes that people who are allowed to sleep for only four hours will score significantly lower than people who are allowed to sleep for eight hours on a management ability test.
Levels of employee motivation in his organization are dropping leading to drop in employee productivity. Draft a research proposal to identify the problem and suggest a methodology for recommending a solution.
An individual has put in a request for a single license. Use simulation to approximate the probability that the request will be granted. Perform at least 20 simulated lotteries (more is better!). Do you think that this is a fair way of distributing..
Assume that you have selected 10 students enrolled at your college and have collected data for these three variables:
Among 12 adults randomly selected from this area, only 3 reported that their health was excellent. Find the probability that when 12 adults are randomly selected, 3 or fewer are in excellent health.
Prediction interval for the regression line - Using the age and sick days data from table below, find the 98% prediction interval when x = 47 years.
for your study on the food consumption habits of teenage males you randomly select 10 teenage males and ask how many
Explain how you can determine n3 from knowing n1 and n2. Thus, the multinomial distribution of (n1, n2, n3) is actually two-dimensional.
A simple random sample of 280 men included 71 who smoke, and a simple random sample of 340 women included 68 who smoke. Use a 0.05 significance level to test the claim that the proportion of men who smoke is greater than the proportion of women wh..
the zombie apocalypse has begunand you are conducting tests to see whether or not members of the population have been
Name the two populations and then formulate the null and alternative hypothesis to address the subcommittee's management question. Test the null hypothesis at the 1% significance level.
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