You are comparing five separate portfolios comprised of two stocks each that have varying characteristics. Which characteristic is most indicative of a diversified portfolio? The correlation between the two securities is equal to zero. The covariance of the two securities is equal to one. The correlation between the two securities is near zero. The correlation between the two securities is negative.

Q: If there is a very strong correlation between two variables, then the correlation coefficient must…

A:

Q: If there is a very strong correlation between two variables, then the correlation coefficient must…

A: Correlation coefficients are used to measure how strong a relationship is between two variables.…

Q: If X and Y are independent the correlation cofficient between X and Y is equal zero

A: If x and y are independent, means they are uncorrelated , correlation coefficient is zero. Given…

Q: If there is a high negative correlation between the X and Y quality characteristics, it can be said…

A: Given  If there is a high negative correlation between the X and Y quality characteristics, it can…

Q: Describe an example in which two variables are strongly correlated, but changes in one do not cause…

A:

Q: In a study on television violence and aggression, researchers measured the TV viewing habits of 3rd…

A: Now to find the partial correlation using the data given in the zero correlation measurement.

Q: The scatterplot shows the relationship between two random variables X and Y.  - If r=0.15 then what…

A: Solution

Q: Twenty different statistics students are randomly selected, For each of them, their body temperature…

A: Given r=0

Q: If the correlation between two variables is 1, then the points of their scatterplot:

A: here use basic of correlation  and scatter plot

Q: If the coefficient of correlation is 0.60, then the coefficient of determination is?

A:

Q: Can you think of other correlations in life that are interpreted mistakenlyas causal?

A: Correlation and causation are terms that are mostly misunderstood and often used interchangeably.…

Q: Generally speaking, if two variables are unrelated (as one increases, the other shows no pattern),…

A: (1) a positive or negative number close to zero; correlation value (r) as close to zero explains…

Q: For a data set of weights (pounds) and highway fuel consumption amounts (mpg) of five types of…

A: Solution: For data set of weights and highway fuel consumption amounts of five types of automobile…

Q: The variables height and weight could reasonably be expected to have a positive linear correlation…

A: A negative correlation means that two variables have an opposite relationship-as one variable…

Q: n a Pearson r Correlation Coefficient tell us about two variables? What is an example of two…

A: Pearson’s r Correlation is defined as the linear relationship between the two quantitative…

Q: We note that the correlation between two stocks is quite high,p=0 96 Having both stocks in our…

A: Result: Correlation=r  When r=1 then perfect positive correlation When r=-1, then perfect negative…

Q: Consider two assets, X and Y, with expected returns X = 14.5% and Y = 13.8% and with standard…

A: Mean return of Portfolio X, µx = 14.5 Standard Deviation of Portfolio X, σX = 6.3 Mean return of…

Q: 2. Give one real life example of a positive correlation, two examples of negative correlation, and…

A: The correlation coefficient is a measure to determine the strength and direction of the linear…

Q: Twenty different statistics students are randomly selected. For each of them, their body temperature…

A: Given:Twenty different statistics students are randomly selected. For each of them, their body…

Q: If there is no linear correlation, does this mean that there is no correlation at all?

A: We know that,  If x and two variables then there is only linear correlation between X and Y.…

Q: Imagine that someone in campus life wants to convert the “Studying” scale so it’s expressed as the…

A: The data table given is:

Q: If the correlation between two variables is determined to be -0.1, what conclusion can be drawn?

A: Given: r=-0.1

Q: What is the coefficient of correlation for these data?       -0.7839     0.8854     0.7839…

A: n = 6 small cities    City price sales River City 1.36 100 Hudson 1.60 90 Ellsworth 1.80 90…

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: 1. Cite three examples of two variables that are positively correlated and three bivariate data that…

A: If the two variable shows the related variation between them, then we say that variables are…

Q: What does it mean when two variables are described as “positively correlated”?

A: In statistical analysis to measure the relation between two bivariate data, then if the change of a…

Q: If the value of the Pearson correlation is r = 0, then all data points on a scatterplot would fall…

A: We have to answer statement true or false..

Q: What are the limitations of a simple linear correlation model that has only one independent…

A: Statisticians use correlational analysis to study how two sets of data are related.

Q: Suppose we want to examine the relationship between planned pregnancy rates and professional single…

A: Mediation correlation: The mediator correlation mediates the relationship between the dependent and…

Q: What statistic would you use if you had two independent variables, income group (<$10,000,…

A: Given : Independent variable : income group and the Ethnic group (Hispanic, Caucasian, African…

Q: The value of the G statistic is predictor variables and indicates that the three

A: Note: Hi there! Thank you for posting the question. As you have posted multiple questions, as per…

Q: If the correlation coefficient between variables X and Y is roughly zero, then ______. Y is…

A: If the correlation coefficient of two variables is zero, there is no linear relationship between the…

Q: If the correlation coefficient between X and Y is equal to zero, then:

A: Given that the correlation coefficient between X and Y is equal to zero. That is,…

Q: A mutual funds company’s newsletter says, “A well-diversified portfolio includes assets with low…

A: a) Correlation between two variables measure the strength and direction between two variables. It…

Q: f the correlation between two quantitative variables becomes stronger and closer to 1, then we have…

A: Correlation is defined as the linear relationship between two variables.  Causation is the…

Q: In a dataset, X is the independent variable, and Y is the dependent variable, and r is Karl…

A:

Q: 2. If the coefficient of correlation is a positive value, then

A:

Q: A researcher measures GPA and height for a group of high school students. What kind of correlation…

A: We have the  given statement  A researcher measures GPA and height for a group of high school…

Q: If the correlation between body weight and annual income were high and positive, we could conclude…

A:

Q: The sample correlation coefficient is equal to the covariance of x and y divided by the square root…

A: It is an important part of statistics . It is widely used .

Q: Give your own example of a positive AND a negative correlation.

A: A positive correlation is a relationship between two variables where if one variable increases, the…

Q: If the correlation between two variables is close to Zero, the linear association between the…

A: The correlation coefficient r measures the strength and direction of the linear relationship between…

Q: 6. Based on the given correlation coefficient, circle positive/negative and strong/weak. r = 0.85 r…

A: Given data: The given value of the correlation coefficient is r=0.85. In statistics correlation…

Q: If the correlation between number of children in a family and annual income was close to -1, we…

A: Correlation coefficient quantifies the strength and direction of relationship between variable. The…

Q: Fifty-four wild bears were anesthetized, and then their weights and chest sizes were measured and…

A: The null and the alternative hypotheses are, H0: ρ=0 H1: ρ≠0 The correlation coefficient r is 0.960.…

Q: If the correlation is 0, then there is no relationship between the two variables.

A:

Q: Twenty different statistics students are randomly selected. For each of​ them, their body…

A: ANSWER:-  When r=0 it means there is no relationship between two variables.