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

Q: Five students provided data regarding the number of hours they spent on studying (TimeStudy) and…

A: We have given that, the equation of regression line is y^=3.09+0.06x. Using this equation we can…

Q: Can a low barometer reading be used to predict maximum wind speed of an approaching tropical…

A: The provided data set is: The formula to compute the correlation coefficient is:

Q: Assume that you have paired values consisting of heights (in inches) and weights (in Ib) from 40…

A: Solution

Q: A pediatrician wants to determine the relation that may exist between a child's height and head…

A: The sample correlation coefficient is defined to be, .The objective is to define if the linear…

Q: For the following scores, ху 4 2 9 1 9.

A: a). The scatter plot can be obtained using EXCEL software. Enter the variable x in column A and y…

Q: 48 What is a good estimate of the correlation coefficient for the scatterplot? 0.9 0.5 -0.9 -0.5 Y…

A: Need to estimate the correlation coefficient Here some examples for correlation coefficient

Q: Choose the most likely correlation value for this scatterplot: Or= 0.436 Or- 0.100 Or= -0.897 Or…

A: See the handwritten solution

Q: The correlation coefficient equals ___

A: Here independent variable (x) = hockey team shooting percentage  Dependent variable (y) = number of…

Q: A researcher would like to determine whether social media use is related to self-esteem. He collects…

A: Given that the researcher want to check the relationship between two variables; social media (X) and…

Q: Choose the most likely correlation value for this scatterplot: Or = 0.436 Or= 0.100 Or=-0.897…

A: The scatterplot is given

Q: this scatterplot, what value of the correlation coefficient between the variables would you select…

A: There is no pattern in the given scatterplot. Thus,  there is no correlation between the variables.

Q: Of the four options below, which is the strongest positive correlation? O-24 O-07 O.92 0.75

A: It is given that the statement about to the strong positive correlation. Here, need to find out the…

Q: 2. Consider the following examples; would you expect the correlation coefficient to be close to 1,…

A: The objective of the question is to predict the correlation coefficient for the given pairs of…

Q: Compute the Pearson correlation for these data.

A: Step 1:GIVENn=6 Step 2:SOLUTION ∑x=48∑y=30 xˉ=n∑x​=648​=8yˉ​=n∑y​=630​=5 Step…

Q: 5. Below are four scatter plots. Fill in the space below each scatter plot with one of the following…

A: The scatterplots and correlation coefficients are given.

Q: Can a low barometer reading be used to predict maximum wind speed of an approaching tropical…

A: Given, data set is: X 1014 935 980 955 995 Y 50 80 60 135 84       To find, Correlation = r…

Q: Which correlation coefficient would you use to look at the correlation between gender and time spent…

A: The appropriate correlation coefficient to examine the relationship between gender and time spent on…

Q: 2.6. Find Pearson corre A: 10,12,14,16,18,20,22,24,26,28 B: 25.30.28.34,30,39,45,40,49,50

A: Given data, X Y X*Y X*X Y*Y 10 25 250 100 625 12 30 360 144 900 14 28 392 196 784 16 34…

Q: a. Does the scatter diagram slope up or down?? b. If you multiply all the values of y by -1, would…

A: Here we have given the correlation coefficient between x and y is 0.55 i.e. Corr(x,y) = 0.55 We have…

Q: 4. For the information given below, find the correlation coefficient and describe the type of…

A: The number of wins depend on the number of goals so here goals is a independent variable X and Wins…

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

A: The best suited possible values for the coefficient of correlation are to be assigned to the…

Q: Computer, the correlation coefficient, using the following data. r= (Round to two decimal places.) X…

A: The data are XYX⋅YX2Y235159251991818006405420251662123642714449Sum =252770139175

Q: 3: Which of the following scatterplots could represent a data set with a correlation coefficient…

A: We have given the correlation coefficient r = -0.9

Q: The variables on a date base have a strong correlation.  What of the following correlations…

A: The relationship between two variables is generally considered strong when their r value is larger…

Q: A researcher measured the following correlation: r=.21. What is the value of the coefficient of…

A:

Q: av о 800 о 00 Q

A: Given  Few scatter plots to us,we need to match them with the coefficients.

Q: Which is the strongest (highest) r correlation:  -0.9000 -0.6000 -0.3000 0.4500

A: Correlation r is lies between -1 and 1. The value of r near to 1 in absolute value gives the…

Q: Suppose a researcher is interested in examining the relationship between a person 's age and whether…

A: The coefficient of correlation between any two variables, is a measure of association between the…

Q: Match each scatterplot shown below with one of the four specified corm a. 0.91 b. -0.97 C. -0.09 d.…

A: Given are the Scatterplots, we are asked to match them with the specified correlations. Correlation…

Q: Can a low barometer reading be used to predict maximum wind speed of an approaching tropical…

A: Provided information is, Let x be the lowest pressure (in millibars) as a cyclone approaches, and…

Q: If SST = 864, SSE = 494, SSxy = -20, and SSxx = 1.08 what is the value of the coefficient of…

A: Given, SST = 864 SSE = 494 SSxy = -20 SSxx = 1.08         To find, Coeficient of correlation r = ?

Q: Which of the following is the strongest correlation? -0.90 +0.50 +0.95 -0.99

A: -0.90, +0.50, +0.95, -0.99