EXAMPLE 1. Calculate the co-efficient of correlation from the following data : 6 8 7 4 3 9. 15 16 14 13 11 12 10 8 9 Y
Q: 10. Calculate the coefficient of correlation for the following data: 1000 1500 2000 2500 3000 500…
A: Correlation coefficient quantifies the strength and direction of relationship between variable. The…
Q: 1. State whether the scatter diagram shows strong positive correlation, weak positive correlation,…
A: Since we know that Positive correlation :- Both variable move in a same direction in other words as…
Q: Find the Rank Correlation Coefficient for the following data 10 14 18 22 26 30 Y 18 12 24 36 30 36
A: Given: X Y 10 18 14 12 18 24 22 36 26 30 30 36
Q: The data below are the ages and annual pharmacy bills (in dollars) of 9 randomly selected employees.…
A: X:- 41, 44, 48, 51, 54, 56, 60, 64, 68 Y:- 111, 115, 118, 126, 137, 140, 143, 145, 147 Then, We…
Q: A market trader sells ball-point pens on his stall. He sells the pens for a different fixed price, x…
A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…
Q: In which of the below types of correlation only two variables can be studied? O a. Simple…
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Q: Find the Spearman's rank correlation for the given data and interpret the results. X 7 3 5 4 7 Y 5 5…
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Q: 1. The following table contains measured amounts (mg) of nicotine and tar in king size cigarettes of…
A: The question is about correlation and regression Given :
Q: 5. Given the shape of the following scatterplot, what is the most likely correlation coefficient the…
A: A scatter plot is a plot that is used to display values of two variables. It is used to determine…
Q: Example 4-7 Calculate the rank coefficient of correlation from the following data: X: 75 88 95 70 60…
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Q: Calculate Karl Pearson's coefficient of correlation from the following data: Husband's Age : Wives…
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Q: Example 1 Calculate correlation coefficient between X and Y from the following sample data 34 5 x1 2…
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Q: 5.2 7) Use the "Beach Visitors" scatterplot to answer the questions that follow. ) Identify the…
A: Given:
Q: 11) a) Create a scatterplot for the following data comparing the number of employees w Leon's Pet…
A: Please refer to the image below
Q: Example9. Calculate coefficient of correlation and its probable error from the following data of…
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Q: e 6 Calculate Coefficient of Correlation between the values of X and yu given below: Values of X: 65…
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Q: 4. a. Write a detailed note on correlation coefficient b. Calculate correlation coefficient between…
A: Given information: The two series of data is provided as follows: Year Road accidents Consumption…
Q: 1. The following table indicates the data from 8 students between the physic and chemistry courses.…
A: Assuming the following order: Excellent > Very Good > Good > Poor > Very Poor. value…
Q: Compute the Pearson correlation for the following data. X Y 5 3 5 1 9 5 1 3
A: Pearson correlation can be computed by as follows: r=n∑xy-∑x∑yn∑x2-∑x2∑y2-∑y2 X Y XY X2…
Q: Compute the Pearson correlation for the following data. X Y 2 3 3 1 6 5 4…
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Q: 8.7 10.2 19.4 18.9 9.5 Put your answer here:
A: Solution : The given data is x 2.9 2 2.7 7.1 4.6 4.5 y 14.8 8.7 10.2 19.4 18.9 9.5
Q: 7. Calculate Karl Pearson's coefficient of correlation from the following data: 400 500 600 700 100…
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Q: Calculate Karl Pearson's coefficient of correlation for the following date. 24 29 19 14 30 19 27 30…
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Q: Use the computing formula to calculate the coefficient of correlation for the vending machine data…
A: Correlation Coefficient : The correlation coefficient gives the measure of strength of the linear…
Q: Example 16.1 Calculate the coefficient of correlation for the following data: X 2 3 4 5 7 9 10 14 Y…
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Q: If a relationship has a moderate, positive, linear correlation, the correlation coefficient that…
A: Given that A) r=0.25 B) r=0.46 C) r=0.77 D) r=1.0
Q: B. Directions: Solve for the following problem: 1. The time x in years that an employee spent at a…
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Q: Calculate Karl Pearson' s coefficient of correlation from the following data : Х: 6. 8. 12 15 18 20…
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Q: 1- When crops get disease, they produce less yield; look at the following data. Yield (kg) 8.5 8.2…
A: Given data, Disease Yield 11 8.5 15 8.2 17 7.8 10 8.8 25 6.5 22 6 30 4.6 45 2.2…
Q: 7. Find the rank correlation coefficient from the following : 50 50 55 60 65 65 65 60 60 50 Y 11 13…
A: We know that Rank correlation coefficients (rs) rs= SSXY/√SSXX*SSYY
Q: Is there a significant linear correlation between the following variables (x and y)? Subject ID 1 2…
A: “Pearson’s Correlation”, a linear correlation is denoted by r” and the value will be between -1 and…
Q: A researcher records the odometer reading and price for a group of used Hondas. What kind of…
A: there is a negative correlation between the odometer reading and the selling price. since as the…
Q: Sllustration 3. Calculate the coefficient of correlation from the following data: 8 6 5 4 3 2 Y 15…
A: We have given that, X : 9, 8, 7, 6, 5, 4, 3, 2, 1 Y: 15, 16, 14, 13, 11, 12, 10, 8, 9 Then, We…
Q: student 1 2 3 4 5 7 8 Physic weak good v. good good Ex. good Ex. good chemistry poor Ex. Ex. v. good…
A: The given data is in the form of five point Likert scale ( ordered categorical variable). we can…
Q: . Calculate the Pearson correlation for the following data X Y 13 9 15…
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Q: 2. The number of hours 13 students spent working on a project and the grade they earned Hours spent…
A: Determine the type of correlation. Use EXCEL to obtain the value correlation coefficient r:…
Q: giron semEs X1 and 5. The following table gives indices of industrial production of registered…
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Q: Calculate the Spearman's rank correlation(r.). from the following data: Marks in Mathematies 35 46…
A: Obtain the value of the spearman’s rank correlation coefficient. The value of the spearman’s rank…
Q: Consider the following graph. What can you say about correlation of x and y? Course Grade vs.…
A: We have to identify correlation.
Q: The table below gives the estimated world population (in billions) for various years. 1980 1990 1997…
A: Given data obtained as follows, x y x2 y2 x⋅y 1980 4400 3920400 19360000 8712000 1990 5100…
Q: Find the Correlation Coefficient for the following data: X 1 2 3 4 5 y 2 5 3 8…
A: The independent variable is x. The dependent variable is y. The given data represents simple linear…
Q: 1. Find Karl Pearson's co-efficient of correlation of the following data. Age of husband (x): 20 22…
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Q: Which of the following Pearson correlations shows the greatest strength or consistency of…
A: Pearson correlation is a measure which measures the extent of linear relationship between two…
Q: A market trader sells ball-point pens on his stall. He sells the pens for a different fixed price, x…
A: Correlation and regression are the bivariate operations. If two variables are related to each other…
Q: Which of the following best describes the Pearson correlation for these data? X Y 2 5 5 1 3 4 4 2
A: Correlation: Correlation a measure which indicates the “go-togetherness” of two data sets. It can…
Q: Ik this data and thên find Spearman's Rank Correlation Coefficient (r, ). Gender of Gamers for…
A: Correlation generally used to measure the strength of association between two numerical variable.…
Q: 4 48. Compute Karl Pearson's coefficient of correlation from the following data and cciment on its…
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Q: Find the coefficient of correlation between the sales and expenses of the following 10 firms: Firms…
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Q: Calculate Coefficient of Correlation from the following data: 0.1 0.2 0.3 0.4 0.5 0.6 0.7 30,000…
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Q: Calculate co-efficient of correlation from the following data : 500 1000 1500 2000 2500 3000 600…
A: Given: X 500 1000 1500 2000 2500 3000 3500 Y 100 200 300 400 500 600 700
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