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a. In a class roster of 18 students, what are the chances that there are at least 2 people with the same birthday (same day, not same year)? Given a birthday of July 29th, please provide a detailed analytical estimate of the likelihood that this will happen.
b. A street performer approaches you to make a bet. He shows you three cards: one that is blue on both sides, one that is orange on both sides, and one that is blue on one side and orange on the other. He puts the cards in the bag, pulls out one, and puts it on the table. Both of you can see that the card is blue on top, but haven't seen the other side. The street performer bets you $50 that the other side of the card is also blue. Should you take the bet and why?
Using multiple linear regression, compute the regression equation for the following data in Excel.
Perform a hypothesis test by using.04 level of significance to find out if there is a difference between the population means.
Please prepare a Regression and Automated Testing Plan for a Course Project. A business letter to the Jonesville Library introducing the contents of the document
Suppose a company owns three cars that get 20 miles per gallon, two cars that get 22 miles per gallon and one car that gets 24 miles per gallon. Would the mean miles per gallon be 22?
Access the University of Phoenix Material, "Data for Inferential Practice Problems." Use the Excel® Analysis ToolPak? when necessary for the following:
A tire company test a particular model of tire and found the tires to be normally distributed with respect to wear. The mean was 28,000 miles and the standard deviation was 2500 miles. If 2000 tires are tested, about how many are likely to wear ou..
A recent survey of frozen convenience meals found a correlation of r=0.768 between calories and fat content in the sampled meals.
Interpret a scatter diagram - Explain the relationship between the hours each student of a school spends in after school jobs each week and their grade average.
My question bout How do I use the TINV function within excel to back out the t-statistic for the test? Why did you use the TDIST function? I know ho to use the TINV function, but what does it mean to back out the t-statistic for the test?
When combining probabilities, to find the probability of one event AND another event, the separate probabilities should be:
For a random sample of 50 batteries, what is the probability that the sample mean will be less than 27.5 hours?
what is the post-test probability of disease being present in a patient with a positive test result for test A if a cutoff value of 4.0 mg/ml is chosen?
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