Calculate the Coefficient of rank correlation: Mathematic Statistics S 3 6 5 4 8 9 8 1 2 3 10 5 4 7 10 2 1 6 9 7

Q: Is there a significant linear correlation between the following variables (x and y)? Subject ID 1…

A: Here, x y x-x y-y (x-x)(y-y) (x-x)2 (y-y)2 10 20 -10.1429 -21.1429 214.4503 102.8784 447.0222…

Q: A positive correlation coefficient means that there is a relationship between two variables. O Zero…

A: Correlation - Is a mathematical measurement of degree of association between two variables. Positive…

Q: Calculate the co-efficient of correlation for the following data : x : 1 5 4 3 8 8 y : 2 10 8 5 3 13…

A: Given, X Y X.Y X.X Y.Y 1 2 2 1 4 5 10 50 25 100 4 8 32 16 64 6 8 48 36 64 2 5 10 4 25…

Q: What information does a correlation coefficient convey?

A: Correlation coefficient :  Correlation coefficient is the measure of linear correlation between two…

Q: -2 7. 4 21 1 3 15 10 -2 3. -0.885 -0.778 -0.994 -0.671

A: Number of counts (n) = 9   x y x2 y2 xy   -2 15 4 225 -30   0 10 0 100 0   7 -2 49 4 -14…

Q: Calculate the best (most complex/sophisticated/stable) measure of central tendency allowed for the…

A: Given,the data is - 3, 9, 9, 4, 2, 7, 1.and the variable is the favorite month.The numbers indicate…

Q: Match each statement regarding the z-scores of the x and y scores (Zx and Zy) from a scatterplot to…

A: Given the direction of the z-scores of two variables X and Y. It is required to compare these…

Q: The scatter plot for a set of X and Y values shows the data points clustered in a nearly perfect…

A: It is given that the scatterplot for a set of X and Y values show the data points clustered in a…

Q: Example 4. Calculate the coefficient of correlation for the following data: (1, 2), (2, 4), (3, 8),…

A: Given that ; Sample size (n) = 10 X and y values are given by using correlation coefficient formula…

Q: 600 500 400 300 1400 1600 1800 2000 square Footage cor(price, footage) ## [1] 0.7088847…

A: 3. The objective is to find the linear correlation coefficient r.

Q: ontestant A B C D E F G H I J Judge ‘A’ 1 2 3 4 5 6 7 8 9 10 Judge ‘B’ 2 3 1 6 4 5 8 7 10 9 You are…

A: ContestantJudge AJudge BA12B23C31D46E54F65G78H87I910J109

Q: ow shows the time in hours spent by six (6) students playing Mobile Legends and the scores of these…

A: Given: The data given is as follows x y 1 30 2 25 3 25 4 10 5 15 6 5

Q: Listed below are amounts of court income and salaries paid to the town justices. All amounts are in…

A: Given data represents the amounts of court income and salaries paid to the town justices.…

Q: What is the correlation coefficient of the following data set? a -.9113 b. .9113 c .9546 d.…

A: From the provided information,The linear equation is y = -18.329x + 112.3R2 = 0.9113

Q: Listed below are amounts of court income and salaries paid to the town justices. All amounts are in…

A:

Q: Professor Pass Anyone, a statistics instructor, wants to determine if there is a positive linear…

A: Determine the dependent and independent variables.    The dependent and independent variables are…

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: When the points in a scatterplot lie exactly along straight line then the correlation coefficient r…

A: We have given that,  When the points in a scatter plot lie exactly along a straight line then…

Q: A negative value of the correlation coefficient indicates that the variables are unrelated. O true O…

A: Negative Correlation :  If the  change in the value of one variable results in the change of value…

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: What is the value of the linear correlation coefficient "r" for the fol y 2 4 1.

A: The formula for the relation correlation coefficient is given as follows r=∑xi-x∑yi-y∑xi-x2∑yi-y2

Q: Calculate the correlation coefficient, r, for the data below.   1 3 10 7 5 4 6 8 9 2 -5 -3 14 6 3 -1…

A: We want to find the correlation(r)

Q: Calculate co-efficient of correlation from the following information by taking deviation from actual…

A: Correlation is the degree or extent of relationship between two variables.

Q: Compute the coefficient of correlation of the following score of A and B: A : 5 10 5 11 12 4 4 2 7 1…

A:

Q: A negative correlation indicates: the values on the two variables being analyzed move in opposite…

A: We have to find correct answer..

Q: Find correlation between marks obtained by 10 students in mathematics and statistics:             x…

A:

Q: given by the following table: y X-4 -2 2 4 -2 0 0.25 0 0 -1 0 0.25 1 0.25 0|0 2 0.25 Find the…

A: Given:         X           -4 -2 2 4 total   -2 0 0.25 0 0 0.25 Y -1 0 0 0 0.25 0.25   1…

Q: What is the coefficient of correlation given this data: X = 61, 62, 95, 71, 49 Y = 32, 47, 107, 77,…

A: X Y X \cdot YX⋅Y X^2X2 Y^2Y2   61 32 1952 3721 1024   62 47 2914 3844 2209   95 107…

Q: Two statistically independent ran dom have variances of Variables X and new Man- Y o² = 9 and of dom…

A: U=3X+4YV=5X-2Yand X , Y two independent random variables.

Q: 10 8- 6. 4. 2- 10 6.

A:

Q: What is the correct interpretation for the correlation coefficient r=0? No relationship exists…

A: The relation between the two variables is called correlation coefficient (r). The value of r is…

Q: calculate the correlation coefficient to three decimal places, x is 4,5,6,7,8,9,  y,…

A: Given information-

Q: What does it mean if the linear correlation coefficient is A) 0? B) -1?

A: A) It is given that the correlation coefficient is 0.

Q: Compute and interpret the coefficient of multiple correlation. Number 4 answer is missing.

A: Correlation coefficient measures strength of relationship between two variables. The coefficient of…