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Author Archives: Anonymous

In the Spring of 2017, a sample of 102 homes for sale in Gai…

In the Spring of 2017, a sample of 102 homes for sale in Gainesville was collected. The sale price and square footage of the homes were recorded.  The least squares regression equation was price = -58857+162.9*foot  For one house, the square footage was 1508 and the price was 184900 dollars. Find the residual. 

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In the summer of 2011, the Chicago libraries recorded the nu…

In the summer of 2011, the Chicago libraries recorded the number of participants per branch of the library versus the number of books read from that branch.  They wanted to predict the number of books read at each branch based on the number of participants in the summer program.  The least squares regression equation was  books read = -657.0 +24.74 participants For one branch of the library the number of participants was 1693. The number of books read was 39605.  Find the residual. 

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A regression line was found to predict Foreign direct invest…

A regression line was found to predict Foreign direct investment (FDI) (net inflows (% of GDP)) based on year for European Union countries. The value of R-squared was 0.55. Interpret R-Squared (if applicable).

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The patient with advanced chronic mesenteric ischemia is mos…

The patient with advanced chronic mesenteric ischemia is most likely to be: 

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Tests for allergies can be done in multiple ways. One way is…

Tests for allergies can be done in multiple ways. One way is through a blood test. ImmunoCAP is one of such tests. About 0.5% of adults have tree nut allergies at some level of severity. The test correctly identifies 94% of the time adults with a tree nut allergy and correctly identifies those without tree nut allergies 93% of the time.  What is the probability of an adult not having a tree nut allergy and the test being positive?

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In the Spring of 2017, a sample of 102 homes for sale in Gai…

In the Spring of 2017, a sample of 102 homes for sale in Gainesville was collected. The sale price and square footage of the homes were recorded.  The least squares regression equation was price = -58857+162.9*foot  For one house, the square footage was 1498 and the price was 159900 dollars. Find the residual. 

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Microsoft has a new online tool that tries to guess the age…

Microsoft has a new online tool that tries to guess the age of the individual in the image. Individuals uploaded a photo of themselves and had the program determine their age (ToolAge).  The individuals also entered their real age (True Age). A regression model was made to predict true age based on the tool age. The least squares regression equation was  yhat = 13.28 +0.50x Interpret the slope (if applicable).

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In the Spring of 2017, a sample of 102 homes for sale in Gai…

In the Spring of 2017, a sample of 102 homes for sale in Gainesville was collected. The sale price and square footage of the homes were recorded.  The least squares regression equation was price = -58857+162.9*foot  For one house, the square footage was 3344 and the price was 433205 dollars. Find the residual.   

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In the Spring of 2017, a sample of 102 homes for sale in Gai…

In the Spring of 2017, a sample of 102 homes for sale in Gainesville was collected. The sale price and square footage of the homes were recorded.  The least squares regression equation was price = -58857+162.9*foot  For one house, the square footage was 2424 and the price was 299900 dollars. Find the residual. 

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Which is not considered a tributary of the MPV?  

Which is not considered a tributary of the MPV?  

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