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According to the Statistical Abstract of the United States, there are 31.1 millions one-person households, 38.6 millions two-person households, 18.8 millions three-person households, and 27.5 millions four or more person households.
(a) Construct a table of each value of the random variable X, the number of persons in the household, and its estimated probability or frequency.
(b) Compute and interpret P(X = 3) and P(X > 4).
(c) Find the mean, variance and standard deviation for the population of the number of persons per household.
a distribution center receives shipments of a product from three different factories in the quantities of 60 30 and
Please answer the following: Prove that the square of an even number is even. Make sure to show all steps required.
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Suppose that the incidence of MI is 0.005 per year among subjects who are actually take placebo and that aspirin prevents 20% of MIs
If a 99% confidence interval is calculated to estimate the difference between the average hourly rates for each type of graduate, what is the margin of error? Assume both population standard deviations are equal.
Household expenditure for long distance telephone service in City A and average monthly expenditure in City B extends from X to Y, determine the value of X?
What does this theorem allow you to do that traditional statistics do not? What are some prerequisites for using Bayesian statistics?
When the non-parametric statistics utilized? Write down an example.
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The population standard deviation was 1.7 years. Using the 0.95 degree of confidence, what is the confidence interval for the population mean?
Given that development is successful, for what endpoint values for a large market does developing the battery have a lower EMV than not developing the battery?
What is the calculation if facebook reports that the average number of facebook friends worldwide is 175.5 with a standard deviation of 90.57 . If i was to take a sample of 25 students, what is the probability that the mean number of facebook frie..
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