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A bag contains 10 red, 12 green, and 8 yellow marbles. Assuming that all the marbles are equally likely to be picked from the bag, what is the probability that the second marble is yellow, given that the first marble was yellow? Please help me with my prob/stat question!
if the random variable z is the standard normal score is it true that pz lt 0 could easily be determined without
In a study designed to determine patientâ??s acceptance of a new pain reliever, 100 physicians each selected a sample of 25 patients to participate in the study.
the quality control department at malcomb products must either inspect each part in a lot or not inspect any of the
what is the equation that predicts mortgage amount from interest rate? Compute the slope of the straight line. compute the y-intercept of the straight line.
If 1000 men and 1000 women are to be interviewed, how accurately could you estimate the difference in the proportions who think that the performance of their atheltics teams has a positive impact on the perceived prestige of the institutions? Find..
What additional strategies (up to 3) you would propose that may increase validity of the findings.
Are there any formulas or graphs for Correlational statistical procedures and Quantative research methods? I'm writing a paper and would like to throw in a few examples with explanation.
In the past an autoobile repair shop owner has noticed that sales increased ats certain economic indicators decreased. Calculate the expected sales increase and the standard deviation.
A pair of dice is tossed once. Let X denote the sum of the face values, and let Y denote the absolute value of the difference between the face values.
A log-normal distribution results (which gets its name from the fact that if the logarithm is taken, the distribution becomes normal). But why is that plausible?
What is the z a/2 for a confidence level of 95%, the margin error of this sample and give a 95% confidence interval for the mean weight of boxes produced based on the sample mean of 16.4?
An automotive repair shop has determined that the average service time on an automobile is 2 hours with a standard deviation of 32 minutes. A random sample of 64 services is selected. Assume the population consists of 400 services. Determine the st..
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