Value of sample covariance in linear regression model

Reference no: EM1322340

Find the value of sample covariance in linear regression model

In fitting the simple linear regression model Yi ~ N (α + β xi, σ²) to the following data:

Yi	42.87	43.64	44.87	43.8	44.68	44.99	44.92	46.05
Xi	3.579	3.751	4.57	4.32	3.79	4.054	4.138	5.159

The value of S_xy is:

a. 185.82
b. 1486.57
c. 2.76
d. 371.29
e. 185.47

Reference no: EM1322340

Questions Cloud

Inversely proportional to the square of the fields : Inversely proportional to the square of the fields

Slope in the linear regression model : In fitting the simple linear regression model Yi ~ N (α + β xi, σ 2 ) to the following data:

Bureau of labour statistics : The Bureau of Labour Statistics estimates that approximately 3.3 million serious work-related injuries and about 4,300 fatalities occurred in 2009.

Conducting a coaching discussion : Suppose you are a restaurant manager who is conducting a coaching discussion with one of your swerves about the server's repeated failure to complete store-closing operations before leaving for the night.

Value of sample covariance in linear regression model : Find the value of sample covariance in linear regression model

Case study of stanford engineering : Stanford Engineering, Inc., and Cornell Code Corporation market competitive software products. Stanford launches an advertising campaign claiming that Cornell, instead of testing its software before it is marketed, has its customers "test" the sof..

Compute the regression equation and standard error : Calculate the standard error of estimate for the regression equation.

Make a scatter plot and line chart : Make a scatter plot of Y and X1 using Word. To do this click on insert and then chart. Click on X Y (Scatter). Enter the data from the table.

Importance of high-quality information for political : Describe the difference between transactional and analytical information and determine which types Spotlight used to identify its 10 tribes? Explain the importance of high-quality information for political micro targeting?

User Account

All Pages