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1. For the following questions, a calculated probability of equal to or less than 0.05 is considered significant.
a. Is it significant to get a 12 when a pair of dice is rolled? Show evidence and discuss.
b. Assume a study of 500 randomly selected school bus routes revealed 480 arrived on time. Is it significant for a school bus to arrive late? Show evidence and discuss.
The following stem-leaf plot displays the average annual snowfall amounts (in cm, with the stems being tens and leaves being ones) for a random sample of 25 Chinese cities: 0|000000024 1|028 2|00228 3|8 4|2248 5|48 6|0 ----- *10
Suppose that he wishes to get out of the mine and that he does so by choosing one of the three doors uniformly at random and continues to do so until he is free. Find the generating function, the mean and the variance for the time it takes him to ..
Consider the data for a three-group MANOVA with two dependent variables. Run the MANOVA on SPSS. Is it significant at the .05 level? Examine the univariate F's at the .05 level. Are any of them significant? Explain this situation.
Explain the chi-square test of homogeneity and show the formula for the test statistics for the test of homogeneity. Describe a sign and test and show the six steps of the test-of-hypothesis procedure.
Many samples, each of 100 observations, are drawn from a population in which there is a correlation of 0.70 between two variables. How often would you expect to find a statistically significant correlation?
a pkiggy bank contains 4 quarters 3 dimes 8 nickles and 9 pennies. what is the probability of randomly selecting a
A standard deviation of 4.8. If the 36 people are randomly selected, How do I find the probability that their blood pressure will be less than 118?
The National Highway Association is studying the relationship between the number of bidders on a highway project and the winning (lowest) bid for the project.
What is the distribution of the stock price at time 2? What is the expected value at time 2? Is this process a Markov process, martingale, submartingale, supermartingale?
listed below are speeds mih measured from southbound traffic on i-280 near cupertino california based on data from
according to the uw madison 2003-2004 factbook 11488 of the 24890 students enrolled at uw madison during that year were
Consider a charity organizations that receives random donations. Assume the donations to arrive following a Poisson process with a rate of one donation per hour in average. What is the probability that it will not be able to make the payment?
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