The table below shows data from a study relating a man's age to the average number of miles he can cover on foot in one hour.| Age | Miles ||-----|-------|| 18 | 5.9 || 25 | 5.5 || 32 | 5.5 || 39 | 5.3 || 46 | 4.3 || 53 | 4.0 || 60 | 3.3 || 67 | 2.8 || 74 | 2.1 |**Instructions:**- **Part 1 of 2:** - (a) Use a graphing calculator to find the correlation coefficient for these data. Round to three decimal places. - The correlation coefficient, rounded to three decimal places, is ____ [ ] **Note:**To determine the correlation coefficient, input the age and miles data into the graphing calculator. The correlation coefficient will indicate the strength and direction of the relationship between a man's age and the average number of miles he can walk in an hour.

Given, The table below shows data of man`s age to the average number of miles he cover on foot in…

Answered: The table below shows data from a study…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The data below was collected from manufacturer advertisements of their vehicles horsepower (x) and highway gas mileage (mpg=y). Use this data to answer the following questions. horsepower 146 250 340 350 390 190 220 mpg 33 28 15 17 11 35 42 1. Find the p-value to determine if there is a linear correlation between horsepower and highway gas mileage (mpg). Record the p-value below. Round to four decimal places.p-value==2. Is there a linear correlation between horsepower and highway gas mileage (mpg)? 3. If there is a linear correlation, write the correlation coefficient below. Otherwise, leave it blank. Round your final answer to four decimal places. Be careful with your sign.r=r= 4. If there is a linear correlation, write the regression equation below. Otherwise, leave it blank. Round all numbers to four decimal places.ˆy=y^=5. Using the data shown above, predict the the highway gas mileage (mpg) for a car that has a horsepower of 225. Round your final answer to two decimal…
A student of Engineering conducted a research to determine the correlation between performance of 2 lathes in the workshop. Assessments were conducted on weekly basis, and the following data were obtained. Calculate the coefficient of correlation using Karl Pearson's method, and discuss the level of the relationship. Table 2. The performance of the lathes on weekly basis. Week(s) 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th Lathe A 42 48 40 28 46 90 28 56 16 22 Lathe B 56 78 72 24 60 42 36 82 28 34 良

The authors of a paper presented a correlation analysis to investigate the relationship between maximal lactate level x and muscular endurance y. The accompanying data was read from a plot in the paper. X 390 740 760 y 3.90 r 3.90 5.00 5.30 4.10 3.60 6.20 OH₂: P = 0 Ha: P 0 1,465 1,470 1,495 2,190 t = P-value = 6.98 7.45 4.85 7.70 4.55 6.70 8.80 OH₂: P = 0 H₂: P = 0 Compute the value of the sample correlation coefficient, r. (Round your answer to four decimal places.) Calculate the test statistic and determine the P-value. (Round your test statistic to one decimal place and your P-value to three decimal places.) State the conclusion in the problem context. O Fail to reject Ho. A positive correlation exists between maximum lactate level and muscular endurance. Reject Ho. A positive correlation exists between maximum lactate level and muscular endurance. O Fail to reject Ho. A positive correlation does not exist between maximum lactate level and muscular endurance. O Reject Ho. A…
A study of bone density on 55 random women at a hospital produced the following results. Age 37 41 49 53 61 Bone Density 360 350 330 325 315 Calculate the correlation coefficient, r. Round your answer to three decimal places.
Use the data values in the table below to calculate the correlation between the variables x and y. Submit the link through Canvas to either a photo of your work on paper or a link to a google sheet. y 4 27.22 5 23.83 6 23.94 7 22.85 8 20.96 9 17.07 10 14.68 11 16.49 12 14.6 Give your answer to three decimal places.
Part C ?
Thank you so much, I also need help with this one parts. thank you A, B, D F G
Answer
I AM RESUBMITTING THIS QUESTION FOR MORE SUBPARTS. I NEED HELP FROM NUMBER 7 DOWN. THANK YOU. A grocery store manager did a study to look at the relationship between the amount of time (in minutes) customers spend in the store and the amount of money (in dollars) they spend. The results of the survey are shown below. Time 27 22 17 30 17 19 12 23 22 Money 117 72 53 106 66 93 53 83 95 Find the correlation coefficient: r= Round to 2 decimal places. The null and alternative hypotheses for correlation are:H0:H0: ? μ r ρ == 0H1:H1: ? r ρ μ ≠≠ 0 The p-value is: (Round to four decimal places) Use a level of significance of α=0.05α=0.05 to state the conclusion of the hypothesis test in the context of the study. There is statistically significant evidence to conclude that a customer who spends more time at the store will spend more money than a customer who spends less time at the store. There is statistically significant evidence to conclude that there is a…
The following shows a linear correlation between weight and height. Image result for scatter plot scatter plot positive histogram negative O pie chart random frequency polygon biased
The following table gives the number of Canadian geese breeding pairs in Northern Quebec. Get the line of best fit and answer the questions below. Year (t = 0 is 1988) Number of breeding pairs 0 115 5 95 6 40 7 35 8 45 9 60 your answers to the nearest hundredth. The correlation coefficient was______ This means that there is a strong______ correlation between the year and the number of geese breeding pairs.
A study of bone density on 5 random women at a hospital produced the following results. Age 33 37 61 65 69 Bone Density 355 345 340 330 315 Copy Data Step 3 of 3 : Calculate the correlation coefficient, r. Round your answer to three decimal places.

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