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Explain in detail how probabilities are used in the situation you chose.
What makes probabilities useful in this situation? Do these probabilities affect decision making in this situation? Explain your answer.
Give a specific example of how probabilities are used in this situation.
How are probabilities important to decision making in this situation? If they are not, then discuss why not.
Choose a lottery game that you are familiar with, and find the odds and probabilities of winning that lottery game. Show exactly how these odds and probabilities are calculated. Discuss your findings as they relate to the possibility of winning.
What is the difference between the probability given in a weather forecast and the probability of getting three heads in a row when flipping a coin?
Discuss what happens to the width of the confidence interval as the confidence level is increased. Does this seem reasonable? Explain.
Find a 99% confidence interval for the difference in the mean number of calls between night and day.
Store used ANOVA to test if mean sales for each credit card were equal. What are the degrees of freedom for F statistic?
Based on the sample findings, estimate the true mean of Saturday sales with 90% probability.
Since we cannot contact the real estate agents to follow up on these errors, for the purpose of this assignment we will ignore them and work with the data set as best we can.
The level of significance is quantitatively defined as ? and the statistical power of a test is quantitatively defined as 1-?
although the phenomenon is not well understood it appears that people born during the winter months are slightly more
1. the regression line y -3 2.5 x has been fitted to the data points 28 60 20 50 10 18 and 25 55. the sum of the
What is the difference between hypothesis and theory? If there is a difference between the two, what comes first - hypothesis or theory?
let x be the number of uninsured drivers in a random sample of 100 drivers.if 33 of all licensed drivers do not have
A college believes that 28% of applicants to that school have parents who have remarried. How large a sample is needed to estimate the true proportion of students who have parents who have remarried to within 5 percentage points with 95% confidenc..
Construct a time series plot. What type of pattern exists in the data? Compute the exponential smoothing forecasts for a = .2.
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