n 34Gas Tax and Fuel Use The data below indicateetethe state gas tax in cents per gallon and the fuel use per registered vehicle (in gallons). What is the correlation coefficient (r) between tax andusage?out ofТах21.5231824.526.419Usage1062631920686736684 C.44O d. 158The school librarian wants to determine how many students use the library on a regular basis. What type of sampling method would she use ifshe chose to select every 3rd student who enters the library on Tuesday.

We have given that, Tax(X) :- 21.5, 23, 18, 24.5, 26.4, 19 Usage(Y) :- 1062, 631, 920,…

Answered: Gas Tax and Fuel Use The data below…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

x 39 49 57 71 81 86 y 3 6 12 22 28 41 Determine the Correlation Coefficient (r) for the above ordered paired data set. Group of answer choices 1.0156 0.5757 0.7898 0.9696
Part C ?
Do all Please calculate: Parameters a and b Correlation coefficient Determination coefficient Write correlation equation Visualise data in Scatter chart Provide explanation of results Year Sales, MEUR (Yi) Employees with higher education (Xi) 2010 70 10 2011 90 12 2012 100 15 2013 80 13 2014 110 17 2015 120 20 2016 150 25 2017 200 25 2018 200 25
A correlation coefficient measures the strength of the linear relationship between two variables Select one: True False Check The closer the correlation coefficient is to -1 the more spread out the data set is. Select one: True False Check tv
Answer
NHL Assists and Total Points A random sample of scoring leaders from the National Hockey League (NHL) showed the following numbers of assists and total points. Based on these data, can it be concluded that there is a significant relationship between the two? Draw the scatter plot for the variables. NHL Assist and Points Compute the value of the correlation coefficient. Round your answer to at least three decimal places. r= Assists 59 68 44 58 67 69 Total points 109 101 95 109 91 89 State the Hypothesis. H0: H1: Test the significance of the correlation coefficient at =α0.05, using The Critical Values for the PPMC Table. Critical value(s): +or- = Reject or do not reject the null hypothesis.
I need answer typing clear urjent no chatgpt i will give upvote 10 upvotes
Tall Buildings The stories and heights (in feet) of a sample of 10 buildings in Pittsburgh are shown. Stories.x 64 54 40 31 45 44 42 41 39 40 Height y 741 625 535 516 515 482 435 420 411 385 Send data to Excel The correlation coefficient for the data is r= 0.788 and a= 0.05. Should regression analysis be done? O The regression analysis should not be done. O The regression analysis should be done. Find the equation of the regression line. Round the coefficients to at least three decimal places. y'=a+bx a = b = Find y' when x = 36. Round your answer to at least three decimal places. y'
please do the rest
What is the value of the correlation coefficent, r? Is the strength of the linear relationship strong, moderately strong, somewhat weak or very weak?
Please explain the test statistic t
PLEASE HELP ANSWER ALL SUBS D-i 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. PLAESE ANSWER ALL SUBS A-i its all one question Time 24 19 21 20 18 24 25 Money 102 78 79 80 72 84 105 A. Find the correlation coefficient: r= Round to 2 decimal places. The null and alternative hypotheses for correlation are:H0: ρ = 0H1: ρ ≠ 0 B.The p-value is:? (Round to four decimal places) C. Use a level of significance of α=0.05 to state the conclusion of the hypothesis test in the context of the study? There is statistically insignificant 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 a customer who spends more time at the…

SEE MORE QUESTIONS

Recommended textbooks for you

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

MATLAB: An Introduction with Applications

Statistics

ISBN:

9781119256830

Author:

Amos Gilat

Publisher:

John Wiley & Sons Inc

Probability and Statistics for Engineering and th…

Statistics

ISBN:

9781305251809

Author:

Jay L. Devore

Publisher:

Cengage Learning

Statistics for The Behavioral Sciences (MindTap C…

Statistics

ISBN:

9781305504912

Author:

Frederick J Gravetter, Larry B. Wallnau

Publisher:

Cengage Learning

Elementary Statistics: Picturing the World (7th E…

Statistics

ISBN:

9780134683416

Author:

Ron Larson, Betsy Farber

Publisher:

PEARSON

The Basic Practice of Statistics

Statistics

ISBN:

9781319042578

Author:

David S. Moore, William I. Notz, Michael A. Fligner

Publisher:

W. H. Freeman

Introduction to the Practice of Statistics

Statistics

ISBN:

9781319013387

Author:

David S. Moore, George P. McCabe, Bruce A. Craig

Publisher:

W. H. Freeman

SEE MORE TEXTBOOKS

Gas Tax and Fuel Use The data below indicate he state gas tax in cents per gallon and the fuel use per registered vehicle (in gallons). What is the correlation coefficient (r) between tax and sage? Таx 21.5 23 18 24.5 26.4 19 Usage 1062 631 920 686 736 684