24) State your conclusion to the hypothesis tist.A medical researcher is interested in determining if there is a relationship betweenadults over 50 who walk regularly and blood pressure level. A random sample of 236adults over 50 is selected and the results are given below. Conduct a chi-square testof independence to test the claim that walking and blood pressure level are notrelated, at the .05 level of significance and state your conclusion.Blood Pressure| Low Moderate High35Walkers6225Non-walkers216528Hint: the test statistic x² = 3.47The data suggests that blood pressure level is independent of regular walking.The data suggests that blood pressure level is dependent on regular walking.O The data does not suggest that blood pressure level is independent of regularwalking.The data does not suggest that blood pressure level is dependent on regularwalking.

The test statistic fir Chi square test of independence is given by 3.47 Level of significance = 0.05

Answered: State your conclusion to the hypothesis…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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4. Evaluate de V20 – 02
A state fisheries commission wants to estimate the number of bass caught in a givenlake during a season in order to restock the lake with the appropriate number ofyoung fish. The commission has information on the seasonal catch (CATCH) inthousands of bass per square mile; the size of the lake in square miles (SIZE); thenumber of lakeshore residences per square mile (RESIDENCE); the number of livingplaces for bass (i.e. weed beds, sunken trees, drop offs etc.) (STRUCTURE) andACCESS a dummy variable equal to 1 if the lake has public access and 0 if not. What do you think are the expected signs of the regression coefficients?Justify your choice. Using R-studio, estimate the multiple linear regression model. ALL input codes and output tables should be provided.(b) Is the overall regression equation statistically significant at the 1% level?Justify your answer. Ensure that you state the null hypothesis(es) and thedecision rule in your analysis.(c) Find and interpret a 95% confidence…
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A survey of 1,059 tourists visiting Orlando was taken. Of those surveyed: 291 tourists had visited the Magic Kingdom 290 tourists had visited LEGOLAND 298 tourists had visited Universal Studios 99 tourists had visited both the Magic Kingdom and LEGOLAND 66 tourists had visited both the Magic Kingdom and Universal Studios 51 tourists had visited both LEGOLAND and Universal Studios 12 tourists had visited all three theme parks How many tourists had not visited any of these three theme parks?
a) Compute C5,2. b) Compute C6,2. c) Compute P4,3. d) Compute P7,2.
A survey of 1,046 tourists visiting Orlando was taken. Of those surveyed: 254 tourists had visited the Magic Kingdom 263 tourists had visited LEGOLAND 57 tourists had visited both the Magic Kingdom and LEGOLAND 55 tourists had visited both the Magic Kingdom and Universal Studios 55 tourists had visited both LEGOLAND and Universal Studios 31 tourists had visited all three theme parks 82 tourists did not visit any of these theme parks How many tourists only visited the Universal Studios (of these three)?
3. A survey of 1,035 tourists visiting Orlando was taken. Of those surveyed: 255 tourists had visited LEGOLAND 270 tourists had visited Universal Studios 82 tourists had visited both the Magic Kingdom and LEGOLAND 65 tourists had visited both the Magic Kingdom and Universal Studios 90 tourists had visited both LEGOLAND and Universal Studios 23 tourists had visited all three theme parks 86 tourists did not visit any of these theme parks How many tourists only visited the Magic Kingdom (of these three)?
Aluminum is being used more and more in the American automoblie Industry. A certain model car contained 54 pounds of aluminum In 2010, 78 pounds in 2011, 130 pounds in 2012 and 190 pounds In 2013. What was the average amount of aluminum used for one car during these four years? OA) 113 pounds 7, B) 115.3 pounds O C) 452 pounds O D) 130 pounds
How many ways are there for 12 men and 8 women to stand in a line so that no two women stand next to each other? O a. 6096384o0 O b. 102111202 323123122 O d. 248600000

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