Use Spearman rho formula to determine if there is a correlation between the English and Math score of 10 students English 86 76 46 71 82 64 58 80 75 61 Math 66 80 40 60 65 56 58 77 67 81 Ho: Ha: Calculated Value: Tabulated Value:

Use Spearman rho formula to determine if there is a correlation between the English and Math score of 10 students English 86 76 46 71 82 64 58 80 75 61 Math 66 80 40 60 65 56 58 77 67 81 Ho: Ha: Calculated Value: Tabulated Value:

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

Related questions

Q: Which value of r indicates a stronger correlation: r= 0.839 or r= - 0.858? Explain your reasoning.…

A: Answer: Correlation in near by +/- has the stronger correlation. or The stronger correlation…

Q: Age of Husbands vs. Age of Wives Wives 55 50

A: Correlation is the measure of a linear relationship between two variables. The objective is to find…

Q: A.) regression equations: R value: P Value: make a prediction for what the air temperautre would…

A: From the above data. A) regression equations Here independent variable X is crickets chirps in 1…

Q: a. What is the value of the correlation coefficient? Answer rounded to two decimal places b. Which…

A: Given: X Y 76 85 54 61 81 88 97 95 41 60 73 67

Q: Identify if the following correlation. Describe if it is strong, weak, or no correlation. Then…

A: Given: n = 29 Formula Used: Correlation coefficient r = n∑XY-∑X∑Yn∑X2-∑X2n∑Y2-∑Y2

Q: Test if there is a correlation between temperature and murders at the 5% level. Temperature…

A: The hypotheses are given below: Null hypothesis: H0: ρ= 0 There is no correlation between…

Q: Choose the most likely correlation value for this scatterplot: Or = 0.436 Or= 0.100 Or=-0.897…

A: The scatterplot is given

Q: Find out the co-efficient of correlation in the following case . Height of fathers in inches 65…

Q: A hich school principal is interested in learning if hours studied and GPa earned related of a group…

A: Let x= Hours of studying and y=GPA

Q: c) Fit a least square regression equation (line) of final score on assignment score and comment. d)…

A: The following data is given, Assignment Score Final Score 4 16 14 33 23 46 26 39 16 37…

Q: The data below is the number of hours that people work per week at your job. Construct the…

Q: Determine if there is a significant correlation between the number of hours studied and the test…

A: Use EXCEL to obtain the value correlation coefficient r: EXCEL procedure: Go to EXCEL Go to…

Q: Which of the following represents a liner relationship with a moderate negative correlation? Oy=-17…

A: Correlation coefficient is a measure that indicates the strength and direction of association…

Q: me 6. Calculate Coefficient of Correlation between the values of X and Y given below: 68 Values of…

Q: A,D,F,G

A: a. The correlation value is obtained using EXCEL. The software procedure is given below: Enter the…

Q: Which value of r indicates a stronger correlation: r=0.826 or r= - 0.879? Explain your reasoning.…

Q: Construct a scatter plot of the data and draw the line of best fit. b) Predict the length of time a…

A: From the given data we find the solution.

Q: The law firm ofDewey, Cheatem and Howebelieved there was a negative relationship between how much…

A: Data and calculation is shown below Amount paid per hour(x) of convictions per calendar year(y)…

Q: Identify if the following correlation. Describe if it is strong, weak, or no correlation. Then…

A: In this case, we need to identify the correlation is positive or negative.

Q: a) Are the data normal? Run Descriptive statistics in Excel and support your answer. b) Show the…

A: PopulationExpenditure291274352148613310902082191535031844713035242171851419815495219489103

Q: The Mindfulness index(X) and Work performance index (Y) of employees of a company is given in the…

A: The formula for the correlation coefficient is : r=∑ixi-xyi-y∑ixi-x2.∑iyi-y2 X Y (xi-x) (yi-y)…

Q: 4. Drawa scatterplot for the following data: Variable X 24 Variable Y 44 13 8 81 63 36 5 52 42 5 1…

A: Let X and Y denotes the random variable We have to plot scatter plot using data X and Y :

Q: Which of the following values of the correlation r indicates the strongest correlation between the…

A: The correlation coefficient r measures the direction and strength of the linear relationship between…

Q: 4. For the information given below, find the correlation coefficient and describe the type of…

A: The number of wins depend on the number of goals so here goals is a independent variable X and Wins…

Q: The table shows the chest sizes and weights of 7 b Chest size Weight 26 80 45 344 54 416 49 348 35…

A: Correlation coefficient is a numerical measure of some type of correlation meaning a statistical…

Q: Match each correlation value with its interpretation A. Large (strong) negative relationship B.…

A: Given: A. Large (strong) negative relationship B. Small (weak) positive relationship C. Large…

Q: Suppose that of 1, 000, live births in Paris over some period, 508, 000 are boys. Suppose X is…

Q: Which value of r indicates a stronger correlation: r=0.797 or r= -0.922? Explain your reasoning.…

Q: Look at the following scatterplot. Choose the number that BEST estimates the correlation. a b 0.10 с…

A: The question is about correlationIntroduction :There are 3 types of correlation 1 ) Positive…

Q: What is the best estimate of the correlation for the data displayed below? b)what is the form,…

A: The correlation coefficient will lie between 0.6 - 0.8

Q: 50 30 20 8 10 12 14 16 O 0.68 O -0.87 O -0.15 0.63 0.98

Q: You might expect the correlation between the horsepower of new cars and their gas mileages in miles…

A: Given, The statement is the correlation between the horsepower of new cars and their gas mileages in…

Q: Identify if the following correlation. Describe if it is strong, weak, or no correlation. Then…

A: In this case we need to identify the correlation is positive or negative.

Q: Use the data values in the table below to calculate the correlation between the variables x and y.…

Q: Which value of r indicates a stronger correlation: r=0.844 or r= -0.867? Explain your reasoning.…

A: The r values are 0.844 and -0.867.

Q: Calculate the co-efficient of rank correlation from the following data. Price of Coffee Price of Tea…

Q: Calculate the coefficient of correlation for the following data by rank difference method: 75 88 95…

Q: Choose the correct answer below. A. r=-0.922 represents a stronger correlation because |-0.922|>10.…

A: Two correlation coefficients are given. r=0.797 r=-0.922

Question

Use Spearman rho formula to determine if there is a correlation between the English and Math score of 10 students

English	86	76	46	71	82	64	58	80	75	61
Math	66	80	40	60	65	56	58	77	67	81

Ho:

Ha:

Calculated Value:

Tabulated Value:

Decision:

Conclusion:

Definition Definition Relationship between two independent variables. A correlation tells the degree to which variables move in relation to each other. When two sets of data are related to each other, there is a correlation between them.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

please solve A, B, and D ch 12
Calculate the coefficient of correlation for the ages of húsband and wife : Age of husband Age of wife 23 27 28 29 30 31 33 35 36 39 : 18 22 23 24 25 26 28 29 30 32
The correlation between midterm and final grades for 300 students is 0.620. If 5 points are added to each midterm grade, the new r will be: a. 0.124 b. 0.57 c. 0.62 d. 0.744
Which value of r indicates a stronger correlation: r= 0.841 or r= - 0.949? Explain your reasoning. Choose the correct answer below. O A. r= 0.841 represents a stronger correlation because -0.949 > 0.841|. B. r= - 0.949 represents a stronger correlation because -0.949|> |0.841|. C. r= - 0.949 represents a stronger correlation because 0.841 > - 0.949. D. r= 0.841 represents a stronger correlation because 0.841 > - 0.949.
*8. Calculate the coefficient of correlation between X and Y from the following data and calculate probable error. Assume 69 and 112 as the mean value for X and Y respectively. X : 78 89 99 60 59 79 68 61 Y : 125 137 156 112 107 136 123 108
Please help!
Many people believe that crime rate declines with age. a) Use the data below to verify whether this is true using a scatterplot. b) Is the relationship between crime rate and age strong, medium, or weak? c) Can the correlation coefficient be used to measure the extent to which crime rate is related to age? E Click the icon to view the data. a) Choose the correct scatterplot below. O A. O B. OC. OD. 20,000- 20,000- 20,000- 20,000- 0- Age Age Age Age Does it appear that the crime rate declines with age? O A. The crime rate tends to gradually increase with age. B. The crime rate tends to increase until adulthood, after which it gradually declines. OC. The crime rate tends to increase until middle age, after which it gradually declines. O D. The crime rate tends to gradually decrease with age. b) Is the relationship between crime rate and age strong, medium, or weak? O A. The scatterplot appears to show a medium relationship. B. The scatterplot appears to show a weak relationship. O C. The…
The table shows… coefficient correlation
Marks secured by elevan students in two subjects are given below : Subject I Subject II : 69 64 65 63 65 62 65 64 66 59 62 Find the coefficient of correlation. : 71 68 66 67 70 71 70 73 72 65 66
r = - 1
A researcher is proposing that exercise makes a person more energized as a result they require less sleep. He carries out a survey on the number of hours of exercise per week and the average hours of sleep needed per night in order to feel well rested. The results are shown in the table (picture) for the 8 participants. a. Sketch a scatter plot for the data, is the relationship linear?b. What is the correlation between the two variables?c. Calculate the coefficient of determination and explain.