The table below gives the amount of Krabby Patties made by Spongebob for each year he's worked. Years worked 2 3 Patties made 6,500 7,805 10,835 11,230 15,870 16387 Use the correlation coefficient to determine the strength of the relationship of the variables and find the equation of the line of best fit.

Q: Given: sum(x) =28, sum(y)=49 , sum(xsq)=124 ,sum(ysq)=353,sum(xy)=204  n=7   Find :  The linear…

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Q: QI For the next data ,the correlation factor (r) is : * 2 5 8 11 14 And

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A: We have given that a linear and negative association with a coefficient of determination r2 = 0.81.

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A: The value of r is 0.93. The value of the correlation coefficient is, r=0.93 Thus, the value of the…

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A: X Y X.Y X.X Y.Y 1.5 80 120 2.25 6400 3.0 83 249 9 6889 1.25 83 103.75 1.5625 6889 0.5…

Q: For each pair of quantities, decide if the correlation coefficient would be dose to 1, dose to -1,…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: If Ꜫx=12, Ꜫy=42, Ꜫx²=46, Ꜫy²=542, Ꜫxy=157and n =4, find the correlation coefficient,

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Q: In this scatter plot the correlation between the variables X and Y is : 10 20 30 40 50 O strong and…

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Q: 2. The following data chart shows the world record times for the 200 m race for flying start…

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Q: determine the linear correlation coefficient r.

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Q: If the correlation coefficient r=-=0.9, then the coefficient of determination equals a. 8.1% b. 90%…

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Q: Find the correlation coefficient. X Y 5 - 10 23 13 27 14 30 а) 0.96 в) 0.89 NS) 0.98 D) 0.95

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Q: Calculate the coefficient of correlation betwe . and y from the following data : X 1 2 4 6. 7 Y 2 4…

A: Given data, X Y X*Y X*X Y*Y 1 2 2 1 4 2 4 8 4 16 3 5 15 9 25 4 3 12 16 9 5 8 40 25 64…

Q: If the correlation coefficient r is equal to 0.321, find the coefficient of determination. O a O b O…

A: Correlation: The extent linear relation between the two variables is called correlation. Positive…

Q: Match each scatterplot shown below with one of the four specified correlations. a. -0.93 b. -0.08 c.…

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Q: Match each scatterplot shown below with one of the four specified correlations. a. 0.38 b. -0.90 c.…

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Q: Which of the following r-values represents the strongest correlation? A. 0.55 O B. 0.45 C. 0.65 D.…

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A: To find : Linear correlation coefficient (r) = ?

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A: Solution: Given graph

Q: If Ex=12, Ɛy=42, Ex²=46, Ɛy²=542, Exy=157and n =4, find the correlation coefficient,

A: The formula of the correlation coefficient is,

Q: The data below are the temperatures on randomly chosen days during a summer class and the number of…

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A: Determination of correlation coefficient from the scatter plot.

Q: The table shows the number of absences, x, in a class and the final exam grade, y, for seven…

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Q: The data below are the temperatures on randomly chosen days during a summer class and the number of…

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Q: Which of the following values could not represent a correlation coefficient? r= 0.98 r = 1.09 r =…

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Q: Match each scatterplot shown below with one of the four specified correlations. a. -0.32 b. -0.78 c.…

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Q: From the calculation that you obtained, interpret the correlation coefficient of the data found in…

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Q: QI For the next data ,the correlation factor ( r) is : * x: 2 5 y = 4 x 8. 8 11 14 |And

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Q: Match each scatterplot shown below with one of the four specified correlations. a. -0.85 b. 0.36 c.…

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