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Assume the following probabilities
P(Customer makes a purchase)= 0.400
P(Customer does not make a purchase)= 1-0.400
Compute the probability that neither customer purchases (# purchases =0), and enter your answer with 3 decimal places.
a clinic employs nine physicians. five of the physicians are female. four patients arrive at once. assuming the doctors
Create a scatter diagram and consider the correlation for the given data. Create a scatter diagram and sketch the line you think best fits the data.
1.a radio station wants to know if residents in their area are in favor of a proposed tax increase. they invite
The proportion of defective microcomputer disks of a certain kind is believed to be anywhere from 0.06 to 0.10. The manufacturer wants to draw a random sample.
Conduct a test to determine if the mean heat rate of gas turbines augmented with high pressure inlet fogging exceeds 10,000 kJ/kWh. Use α = .05.
Suppose that a set contains N objects, M1 of which are labelled 1M2 of which are labelled 2 and the remainder of which are labelled 3.
What can we say about the probability distribution of x? Is it approximately normal? What are the mean and standard deviation?
suppose the office is open five days per week. what is the expected number of new claims per week at this office?a. 5b.
a population is estimated to have a standard deviation of 10. we want to estimate the population mean within 2 with a
Compute 99% confidence intervals for the average daily maximum temperature in August for each of the three years in which you collected data. How do they compare?
Make a worksheet in Excel for your calculations. (b) Make a histogram of the data. Would you be justified in using a parametric t test that assumes normality?
On the basis of the tornado diagram, advise your friend regarding either (1) whether to invest or (2) what to do next in the analysis.
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