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What are some differences between discrete and continuous data? Is the measurement of money continuous or discrete? Explain. Can discrete data be analyzed using a normal distribution? Why or why not?
Assume that the distribution of heights of adults American normally distributed, with mean 69 inches and standard deviation 2.8 inches.
Some studies suggest a beta-carotene intake over 3000 mcg may protect against ?macular degeneration. What percentage of people has a dietary beta-carotene intake of at least ?3000 mcg?
Design a contingency table that will hold your data. What are your degrees of freedom and critical value at a 0.05 confidence level? You do not need data to answer this.
Which of the following can be treated as binomial experiment? (a) Surveying 1200 registered voters to determine their preferences for the next president?
Variance of 4.2 and mean of 23.2 were calculated. Find out 95% confidence interval on mean and standard deviation. Describe any potential problems with this analysis.
I understand how to do a time series graph with one variable versus time in years, but I am not sure how to graph if the time is in months with more than one variable with a scatter plot.
The Greenberg public hearing meeting turned stormy. Citizens from four suburbs were gathered at city hall to try to get the city's federal funds for their own suburbs. The government recently awarded $750,000 to the city for road improvements. The..
In a sample of 1200 police officers, the mean annual salary was $33,000 and the standard deviation was $3200. A random sample of size 70 is drawn from this population. What is the probability that the mean annual salary is between $32,000 and $32,..
What is the population mean? What is the best estimate of that value?
Describe each of the following methods of statistical inference in detail (Please try to use layman's terms).
Formulate a linear programming model for this problem.
The alternative hypothesis is true. In this case the consumer advocacy group will have, A consumer advocacy group doubts this claim and tests the hypotheses
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