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One hundred tickets are sold for a movie at the cost of $10 each. Some tickets have cash prizes as a part of a promotional campaign. There is one prize of $50, three prizes of $25, and five prizes of $20. What is the expected gain if you buy one ticket? Please Explain!
A professor wants to test all possible pairwise comparisons among three means. If we need to maintain an experiment -wise alpha of 0.05, what is the error rate per comparison after applying Bonferroni correction?
The random var x has a normal distribution with population mean (u) of 40 and a population variance (q^2) of 36. Find the value of x. Call it x0, such that... A) P (X >= x0) = 0.10 B) P(X =x0) = 0.40
We test if the mean rent of all downtown Pittsburgh one bedroom apartments is different from the mean rent of all non-downtown one bedroom apartments by examining a random sample of downtown one-bedroom apartments and a random sample of non-downtown ..
The mean annual income of certified welders is normally distributed with a mean of $50,000 and a population standard deviation of $2,000. The ship building association wishes to find out whether their welders earn more or less than $50,000 annually. ..
Calculate the sample size needed given these factors
11) The time taken to assemble a car in a certain plant is a random variable having a normaldistribution of 20 hours and a standard deviation of 2 hours. What is the probability that a car canbe assembled at this plant in a period of time:a. l..
Kellogg's cereal company regularly tests its production line to ensure the accuracy of the loading mechanisms. From a population of cereal boxes marked "12 ounces," a random sample of [n=16 boxes] is selected and the contents of each box is weighed.
The warranty period must be long enough to make the purchase attractive to the buyer. For a new HDTV the mean number of months until repairs are needed is 36.84 with a standard deviation of 3.34 months. Where should the warranty limits be set ..
The mean price of mid-sized cars in a region is $32,000. A test is conducted to see if the claim is true. State the Type I and Type II errors in complete sentences. Type I: _____________________________________________Type II: _______________________..
Respond to the following to describe a scenario where a researcher might use a Goodness of Fit Test, a Test for Independence, or an Analysis of Variance to investigate a research question.
quantitative analysis decision makingquestion 1- explain the advantages and disadvantages of two time-series analyses.
The Glass Slipper restaurant has operated in a resort community
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