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The business college wants to know if their graduates are getting paid better than the teaching college. They take a random survey of 3 business college graduates and 3 teaching college graduates and report on their incomes. At a 0.05 significance level can we conclude that there is a difference in the mean income of the two groups?
What is the treatment degrees of freedom (MST degrees of freedom)?
What is the error degrees of freedom (MSE degrees of freedom)?
What is the critical valud of the F distribution?
What is the SST?
What is the SSTotal?
What is the SSE?
What is the MST?
What is MSE?
What is the calculated value of the F distribution?
What is the decision?
a first is accustomed to training operators who do certain tasks on a production line. those operators who attend the
Use exponential smoothing to forcast Aug. income. Assume that the initial forecast for Feb. is $65,000. The smoothing constant selected is x=0.1
Describe the advantages and disadvantages of quasi-experiments? What is the fundamental weakness of a quasi-experimental design? Why is it a weakness? Does its weakness always matter?
To find a better model, use a transformation on length. One possibility is to use the square. Fit a least squares line using transformed length to predict weight. Write down the equation of the line (model).
The faculty members at Boise State University were surveyed on the question "How satisfied were you with the Summer 2002 Schedule?" Their responses were to be categorized as "very satisfied," "somewhat satisfied," "neither satisfied nor dissatisfi..
a calculate a confidence intervals for p1 at 1 significance level. mu 395625 sd78550. are the confidence intervals
Simulate a completely random process of length 48 with independent, t-distributed values each with 5 degrees of freedom. Construct the time series plot. Does it look "random" and nonnormal? Repeat this exercise several times with a new simulation ..
Write a Brief Review of the Literature. Be sure to include the five studies from the Week 6 assignment and all relevant sources from your previous course work.
in a random telephone survey to estimate the proportion of households with a personal computer 720 out of 960
a pollster collects the following data for 350 college
the tensile strength of paper is modeled by a normal distribution with a mean of 35 pounds per square inch and a
Interpret the results at α = .01. (c) Is normality assured? (d) Is the difference large enough to be important? (e) What else would medical researchers need to know before prescribing this drug widely?
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