Here is a bivariate data set. y 54.7 71.7 56 32.8 82.5 79.6 49.7 25.4 73.2 88.1 71.4 78.7 81.1 85.8 39.7 26.5 Find the correlation coefficient and report it accurate to three decimal places. r =
Q: 8.4 28.8 34.6 35.6 59.6 33.5 39.6 34.1 49.9 38.3 57.4 29.7 77.7 23.6 47.9 36.8 61.3 29.8
A: Correlation coefficient is statistical measure which tells who strong the relationship exist between…
Q: The data below is how much money an ice cream store makes and what the max temperature was at that…
A: The null hypothesis is a simple statement about the value of the population parameter which is…
Q: Find the correlation coefficient and report it accurate to three decimal places. r = What proportion…
A: The sums are, x y x2 y2 xy 32.4 50.9 1049.76 2590.81 1649.16 6.2 76.2 38.44 5806.44 472.44…
Q: Here is a bivariate data set. x y -2.6 120.6 30.5 34.9 40.1 85.3 18.2 82.2 14.8 89.6 21.8 69.3 36.3…
A: Solution: From the given information, a bivariate data set is
Q: Here is a bivariate data set. x y 78.4 78.4 62.2 33.8 69.3 62.8 73 89.9 75.7 94.4…
A: Solution: The correlation is obtained by using excel. The function should be used in excel is…
Q: 84.5%...you would enter 84.5 without the percent symbol.) 12 = % Based on the data, calculate the…
A: Given, x y 89.6 43.4 83.8 36.7 52.8 19.3 61.5 31.8 82.9 32.5 89.7 40.9 68.9 23.9…
Q: Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 10 13 12.74 6 12…
A: Given, X Y 10 7.46 8 6.77 13 12.74 9 7.11 11 7.81 14 8.84 6 6.09 4 5.39 12…
Q: Here is a bivariate data set. X y 79.3 41.2 103.7 -42.2 119.3 -73.7 84.1 27.1 68.3 28.6 73.2 77.5…
A: Correlation coefficient quantifies the strength of relationship between two variables. The value of…
Q: Here is a bivariate data set. y 32.2 | 32.3 16.8 51 15.5 57.6 9.5 56.2 56.9 16 22.2 | 50.8 14.2 56.3…
A: Given data, X Y X*Y X*X Y*Y 32.2 32.3 1040.06 1036.84 1043.29 16.8 51 856.8 282.24 2601…
Q: X y 25.6 49.2 24.2 58.4 26.9 45.4 29.6 50.6 26.3 52.9 30.1 50.2 31.1 42.5 27.3 44 38.5 38.7 Find the…
A: Given data set x y 25.6 49.2 24.2 58.4 26.9 45.4 29.6…
Q: Here is a bivariate data set. x y 40.4 50.5 23.4 27.4 26.5 93.3 42.9 -16.6 29.5 4 49.8 -11.8 43.6…
A: Data given X:40.4,23.4,26.5,42.9,29.5,49.8,43.6,23.8,40.1,35.7,12.5,31.6,52,36.6…
Q: Find the correlation coefficient and report it accurate to three decimal places. What proportion of…
A: Given that X Y X \cdot YX⋅Y X^2X2 Y^2Y2 30.7 71.4 2191.98 942.49 5097.96 52.1 70.6…
Q: Here is a bivariate data set. 38 -27.4 106.2 20 22.7 181.4 16.1 303.8 5.3 42 6.2 76.5 34 73.2 12.1…
A: Provided bivariate data is: x 38 20 22.7 16.1 5.3 6.2 34 12.1 -3.9…
Q: x y 1 16.45 2 17.5 3 18.05 4 19.6 5 20.45 6 22.7 7 25.05 r=
A:
Q: Here is a bivariate data set. X Y 31.1 -1.9 20.4 -30…
A: Correlation: A statistical method that can be applied between the pairs of variables in order to…
Q: Here is a bivariate data set. x y 0.3 115.8 9.4 95.4 11.4 92 20.8 115.1 19.8 56.8 36.6 33.9 45.2…
A: The independent variable is x. The dependent variable is y. The given data represents simple linear…
Q: Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 10 8 13 9. 11 14 6 4…
A: (a) Use EXCEL to construct the scatter plot. EXCEL procedure: Go to EXCEL Go to Insert menu…
Q: Here is a bivariate data set. y 53.8 65.3 72.5 5.5 88 -15.5 71 53.3 54.1 70.6 50.2 71.9 38.9 109.1…
A: The formula of correlation is,
Q: Based on the data shown below, calculate the correlation coefficient (to three decimal places) y 1…
A: From given data, X Y X*Y X*X Y*Y 1 22.2 22.2 1 492.84 2 24.25 48.5 4 588.0625 3 24.5 73.5 9…
Q: Here is a bivariate data set. x y 68.3 21.8 61.5 22.3 63.2 4.8 68.2 37.4 70.5 39.8 83.2 53.5 72.2…
A: Correlation quantifies the strength of relation between variables. The value of correlation…
Q: Here is a bivariate data set. y 69 14 72 48 70 71 73 80 -16 62 31 57 111 48 122 73 38 2.
A: From given data, X Y X*Y X*X Y*Y 69 14 966 4761 196 72 48 3456 5184 2304 70 2 140 4900 4…
Q: Here is a bivariate data set. x y 36.7 79.3 31.4 46.9 34 79.2 43.1 71.8 32.7 65.6 27.2 58.9 45.2…
A:
Q: A biologist looked at the relationship between number of seeds a plant produces and the percent of…
A: Since, we only do up to three sub parts of a problem, we'll be doing the first three subparts only.…
Q: Here is a bivariate data set. x y 62.6 82.3 69.7 16.5 69 29.5 46.3 71.2 39.1 71.4 36.4 83.2 45.5…
A: Given X Y 62.6 82.3 69.7 16.5 69 29.5 46.3 71.2 39.1 71.4 36.4 83.2 45.5 60.2…
Q: Here is a bivariate data set. y 52.8 36.9 51.5 34.6 48.4 35.7 22.2 54.6 60.5 17 49 39 66.1 24 56.1…
A:
Q: Here is a bivariate data set. 39.8 70.2 47.3 69.7 102.7 45 54.1 75 83.9 X 95.8 65 87.5 66 20.5 64.4…
A:
Q: 19. A researcher measures the relationship between the number of interruptions in class and time…
A: Solution: Given data: x: 8,3,6,2 and y: 18,40,20,32 We find, (a) Correlation coefficient (b)…
Q: Here is a bivariate data set. y 42.1 32.6 70.4 53.1 42.9 68 59 -115.1 52.8 123.6 72.2 14.1 79.5…
A: I will excel formula "=CORREL()" to solve this problem.…
Q: Here is a bivariate data set. y 37.5 76 33.2 76.1 42.8 79.3 36.4 94.3 52.1 93.3 61.9 106.5 15.2 45.6…
A:
Q: Here is a bivariate data set. x y 44.5 37.1 33 19.5 40.1 33.9 26 122.3 32.3 44.5 38.6 21.8 44 -36.9…
A: x y 44.5 37.1 33 19.5 40.1 33.9 26 122.3 32.3 44.5 38.6 21.8 44 -36.9 42.5 -16.4…
Q: X Y 14 25 26 28…
A:
Q: It is believed that standardized test scores, such as SAT, is a good predictor of first-year college…
A: Hey, since there are multiple subparts posted, we will answer first three subparts. If you want any…
Q: Use the given data set to complete parts (a) through (c) below. (Use a= 0.05.) 10 9.15 8. 13 11 14 6…
A: a) scatter plot option b) shows correct scatter plot
Step by step
Solved in 2 steps with 2 images
- Years Height (cm) 0.9 0.79 2.0 3.98 2.1 4.81 4.0 11.41 4.8 29.72 5.2 24.2 6.2 26.81 9.0 91.47 9.1 129.45 Find the correlation coefficient and coefficient of determination for the data. Assess how well the line fits the data.Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 10 8 13 11 14 4 12 7 y 9.14 8.13 8.73 8.77 9.25 8.11 6.13 3.11 9.13 7.27 4.74 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterplot. Choose the correct graph below. A. В. C. D. Ay 10- 10- 10- 10- 8- 8- 8- 8- 6- 6- 6- ... 4- 4- 4- 4- 2- 2- 2- 2- 04 4 0- 0- 0- 4 12 16 8 12 16 4 8 8 12 16 b. Find the linear correlation coefficient, r, then detemine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. The linear correlation coefficient is r=. (Round to three decimal places as needed.) Using the linear correlation coefficient found in the previous step, detemine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below. A. There is insufficient evidence to support the claim of a nonlinear correlation between the two…Here is a bivariate data set. x y 37.7 34.8 35.8 35.4 35.3 38.7 36.7 31.5 44.2 17.6 35.6 35.9 30.6 44 32.6 43.7 35.6 37.2 36 34.7 Use technology to find the correlation coefficient and report it accurate to three decimal places.
- Here is a bivariate data set. 35.9 78.4 35.5 73.3 38 44.8 40.7 47.5 37.4 55.9 32.4 73.7 29.7 73.5 Find the correlation coefficient and report it accurate to three decimal places. Question Help: Message instructor Submit Question 9MB duHere is a bivariate data set. y 30.4 1.4 28.5 37.7 34.4 46.8 47.9 29.8 23.3 6.3 46.3 32.9 56.6 64.6 42.1 35.1 39.7 41.4 58.5 69.9 Find the correlation coefficient and report it accurate to three decimal places. r =Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 10 8 13 11 14 6 4 12 7 y 9.15 8.14 8.74 8.77 9.25 8.09 6.12 3.11 9.14 7.25 4.73 Click here to view a table of critical values for the correlation coefficient. Table of Critical Values a. Construct a scatterplot. Choose the correct graph below. O A. ов. O D. レi Ay 10- Ay 10- Ay 10- 8- 8- a = .05 a = 01 8- 6- 6- 6- 4 .950 .990 4- 4- 4- .878 .959 2- ..... 2- 2- ......... 6 .811 .917 0- 12 16 12 16 .754 .875 12 16 8 .707 .834 b. Find the linear correlation coefficient, r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. 9 .666 .798 10 .632 .765 The linear correlation coefficient is r=. 11 .602 .735 (Round to three decimal places as needed.) 12 .576 .708 13 .553 .684 14 .532 .661 15 .514 .641 16 .497 .623 17 .482 .606 18 .468 .590 19 .456 .575 20 .444 .561 25 .396 .505 30 .361 .463 35 .335 .430 40 .312 .402 45 .294 .378 50 .279 .361 60…
- Here is a bivariate data set. x y 60 30.3 33.8 24.8 61.4 32.5 34.3 19 47.1 11.7 76.7 40.6 49.2 25.9 55.5 10.1 45.5 22.1 62.8 27.6 46.4 27.5 64.8 37.2 Find the correlation coefficient and report it accurate to three decimal places.r = What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.r² = *please answer percentage correctly*The readout of the correlation is r = 0.8162 with a p-value of 0.0022. What does the scatterplot reveal that is missed from the correlation results?Here is a bivariate data set. x y 51.3 19.3 11.7 115.1 43.8 41.8 -2.9 173.8 27.7 109.3 50.9 63.7 40.6 76.9 40.1 46.2 41.6 63.2 26.4 43.5 32.3 66.8 51.6 14.9 36.9 42.9 Find the correlation coefficient and report it accurate to three decimal places.r = Incorrect (NOT 0.110)What proportion of the variation in y can be explained by the variation in the values of x? Report answer as a percentage accurate to one decimal place.R² = Incorrect% (NOT 1.21%)
- Based on the data shown below, calculate the correlation coefficient (to three decimal places) y 1 11.56 10.62 2 3 11.68 4 13.64 5 14.3 14.26 7 15.12 8 14.78 9 18.04c. Identify the feature of the data that would be missed if part (b) was completed without constructing the scatterplot. Choose the correct answer below. O A. The scatterplot reveals a distinct pattern that is a straight-line pattern with negative slope. O B. The scatterplot reveals a distinct pattern that is a straight-line pattern with positive slope. OC. The scatterplot reveals a distinct pattern that is not a straight-line pattern. O D. The scatterplot does not reveal a distinct pattern.Use the given data set to complete parts (a) through (c) below. (Use a = 0.05.) 10 8 13 9. 11 14 4 12 7 5 y 9.14 8.15 8.75 8.77 9.27 8.09 6.13 3.11 9.14 7.27 4.73 Click here to view a table of critical values for the correlation coefficient. a. Construct a scatterpiot. Choose the correct grapn below. O A. O B. O D. OC. Ay 10- Ay 10- Ay 10- 10- 8- 8- 8- 8- 6- 6- 6- 6- 4- 4- 4- ...... 2- 2- ... 2- 2- 0- 4 8 12 16 4 8 12 16 0. 4 12 16 4 8 12 16 b. Find the linear correlation coefficient,r, then determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. The linear correlation coefficient is r= (Round to three decimal places as needed.) Using the linear correlation coefficient found in the previous step, determine whether there is sufficient evidence to support the claim of a linear correlation between the two variables. Choose the correct answer below. SC O A. There is insufficient evidence to support the claim of a nonlinear…
