10 Answered Questions for the topic Correlation

01/01/18

how would I make a graph to compare in a sports game the team that scored first vs who won

I need to graph the correlation somehow but I don't know what to make my axis 

12/05/17

The model year of a vehicle and the amount of miles it has been driven

What is the correl between the year of the car and the miles drive? Is it positiv, negative or no correlation

04/09/17

how do i conduct correlation analysis for weekly data

Correlation analysis. I am conducting a pilit study analysis, where 40 teachers are taking a mobile app course and weekly twice they have to answer a questionnaire about the teaching strategies... more

11/16/16

What is this formula for in the mathematic point of view?

I have derived a formula and I wonder what formula is similar to this one in a mathematical point of view?   F = (X2 - Y2)/ (X - Y )2   Is there any formula that looks like this one and is used... more

07/05/16

I have two set of data from two groups with same treatment regime. is correlation possible between two?

It is an experimental study where 10 rats are given same treatment. then they are divided in two groups, A and B. A is used in a set of study giving value for variable X. B is used in another study... more

01/26/16

Jointly Distrubuted Random Variables

Let X and Y be jointly distributed random variables with correlation ρXY ; define the standardized random variables X ~ and Y ~ as X ~ = (X − E(X))/ Var(X) and Y ~ = (Y − E(Y ))/ Var(Y ). Show that... more

12/07/15

Draw a graph containing ten points that shows a strong negative correlation

Draw a graph that shows a strong negative correlation.

03/04/15

Correlation and regression coefficient

Hi, Does correlation coefficient decide regression coefficient? For example, if I'm trying to figure out the relationship between hours exercising and GPA between male and female students.... more

01/17/15

If there is correlation, is there causation?

Explain how.

03/10/14

If y is usually less than x, the correlation coefficient between x and y will be negative. True or false and explain

(A)If y is usually less than x the correlation coefficient between x and y will be negative. True or false. And explain (b). If the correlation coefficient is -0.80, below average values of the... more

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.