From the following data calculate (i) Correlation coefficient (ü) Standard Deviation of Y (Gy) X=85 Y Y= 89 X Gx=3

Q: What is the range of values that the Spearman's rank correlation coefficient (ρ) can take?

A: The range of values that the Spearman's rank correlation coefficient (ρ) can take is between -1 and…

Q: х %3D 210, . = 9,100, y = 420, >v² = 32,200, ) 2 = 6, ху —D 12,70С

A: If two variable shows related variation between them, then we say that they are correlated. The…

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Q: What proportion of the changes in the response variables value is accounted for by the change in the…

A: It is given that The correlation coefficient r = -0.9909 for an explanatory and response variable.

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Q: To estimate the value of a dependent variable based on the values of one or more independent…

A: Solution-: To estimate the value of a dependent variable based on the value of one or more…

Q: For a data set of chest sizes​ (distance around chest in​ inches) and weights​ (pounds) of eleven…

A: Solution: Given information: n= 11 observation Correlation coefficient r= 0.847

Q: Consider the variable X whose mean and variance are given respectively by Hx = 27.2 and Var(X) =8.…

A: GivenμX=27.2Var(X)=8

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A: Given that, Let the temperature (X) be independent variable with mean x¯=83.8959oF with a standard…

Q: A fairly high correlation should exist between the two variables?

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Q: If y=3.2-7.9x, the correlation between x and y must be negative. Select one: O True False

A: It is given that  y^ = 3.2 - 7.9x

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A: The strength and direction of linear relationship between two variables is measured by correlation.

Q: The regression lines between two random variables X and Y is given by 3X + Y = 10 and3X + 4Y = 12…

A:

Q: A researcher computes the correlation coefficient r =r= -0.3700 for an explanatory and response…

A: Given r=-0.3700

Q: When interpreting a correlation coefficient of -0.92, you would say that there is a O strong…

A: The strength and direction of linear relationship between two variables is measured by correlation,…

Q: researcher computes the correlation coefficient r= -0.1389 for an explanatory and response variable.…

A: The correlation coefficient(r)=-0.1389

Q: Match the linear correlation coefficient to the scatter diagram. The scales on the x- and y-axis are…

A: we have to mach the chart with the value of correlattion coefficient.  the values are : 0.523   ,…

Q: What is the correct correlation coefficient? -.0929 0.863 0.929 -0.863

A: From the result in the regression line the coefficient of determinationr2 is 0.745, and the slope…

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A: The correlaetion coefficient is -0.793We know that correlation coefficient used for measure…

Q: Variable r p-value X₁ -0.003 0.456 X₂ 0.283 0.021 X3 0.157 0.035

A:

Q: a pearson correlation value (r) indicates the exact degree of accuracy in which a researcher can…

A: Pearson Correlation Coefficient r is a measure which indicates the strength of a linear association…

Q: For these data, find the SSx, SSy, SP, and Pearson correlation coefficient, r.

A: Given:      XY16025835545710230

Q: on the basis of the value of linear correlation coefficient, would you conclude, at the /r/>0.9…

A: Correlation coefficient: It defines the linear relationship between 2 variables.

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A: Given the SPSS output for the relationship between height at age 3 (X) and at age 20 (Y).

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A:

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Q: A Pearson correlation of r= -1.00 means that all the data points fit perfectly on a straight line.…

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Q: What is the Pearson's r correlation coefficient between two variables X and Y if their covariance is…

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Q: The correlation coefficient may assume any value between ?

A: The correlation coefficient between the two variables gives the linear relationship between the two.…

Q: What is the formula for calculating the correlation coefficient between two variables x and y?

A: The  and  are the two random variables.

Q: Find Co-efficient of correlation from following results. N = 10, Mean x = 5, Mean y = 7 and sun of…

A:

Q: (a) Calculate the product moment correlation coefficient for these data.   (b) Interpret the value…

A: The provided information is sxx=1022500syy=130.9sxy=8825n=12 a. The correlation coefficient is…

Q: Match the linear correlation coefficient to the scatter diagram. The scales on the x- and y-axis are…

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Q: Find the correlation coefficient between the “modules studied in the last semester and number of…

A: Let us assume the data is obtained as:   Hours spent (y) Modules studied(x) 8 4 5 1 8 3 6…

Q: Draw scatter diagrams for the different values of correlation co-efficient 'r' given below: (i) r =…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: Describe about t RATIO FOR A SINGLE POPULATION CORRELATION COEFFICIENT.

A: