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If a random variable X has the uniform (0,1) distribution and Y=2X-1. Find P[Y≤y] for all such values y by reexpressing the inequality in terms of X. Use this to find the probability density function of Y.
What has been the most valuable skill you've learned and why
Use descriptive statistics to explain how parental involvement and interests in child's education can impact on educational attainment measured in terms of their numeracy (v24_7), literacy (v28_7) and creativity skills (v25_7 and v26_7)
A central university has a student population of 60,000. The university is interested in determining what proportion of them is in favour of a new grading system.
A random sample of 5 parks is selected and the number of acres is shown at alpha= 0.05, find the critical value. 944, 1036, 790, 5842,566
At the .05 significance level, test the claim that the proportion of all children in the town who suffer from asthma is 11%.
Estimate the mean height to within 3cm with 95% confidence. Assume the population standard deviation is about 12cm. What sample size should she use?
A hypothesis could be that the rate of teenage crime (13-19 year olds) 50 years ago in the United States was significantly lower than the rate of teenage crime is today.
Which of the following would be an appropriate alternative hypothesis?
Find out the probability distribution of your net winnings if you play one time. Calculate the mean and the standard deviation.
1. an opinion poll asked british columbians are you in favour of a las-vegas-style casino in vancouver? yes or no. a
A side effect of a certain anesthetic used in surgery is the hiccups, which occurs in about 10 percent of the cases. If three patients are scheduled for surgery today and are to be administered this anesthetic, compute the probability that
Write-up of 1 to 2 page or an essay for the following questions. What is a nonparametric procedure? Describe specifically when you would utilize a nonparametric test.
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