Applicants for a particular job,which involves extensive travel in Spanish-speaking countries,must take a proficiency test in Spanish.The sample data were obtained in a study of the relationship between the numbers of years applicants have studied Spanish and their score on the test.Use the regression analysis given below to find a 99% confidence interval for the slope of the regression line.
Dependent variable is: Score
R-squared = 83.0%
S = 5.65138 with 10 - 2 = 8 degrees of freedom
A)(5.23,16.57)
B)(5.05,16.76)
C)(9.16,12.65)
D)(6.88,14.93)
E)(25.70,37.40)

Question

Applicants for a particular job,which involves extensive travel in Spanish-speaking countries,must take a proficiency test in Spanish.The sample data were obtained in a study of the relationship between the numbers of years applicants have studied Spanish and their score on the test.Use the regression analysis given below to find a 99% confidence interval for the slope of the regression line.
Dependent variable is: Score
R-squared = 83.0%
S = 5.65138 with 10 - 2 = 8 degrees of freedom 
A)(5.23,16.57) 
B)(5.05,16.76) 
C)(9.16,12.65) 
D)(6.88,14.93) 
E)(25.70,37.40)

Quizplus · Accepted Answer

The Answer of Applicants for a particular job,which involves extensive travel in Spanish-speaking countries,must take a proficiency test in Spanish.The sample data were obtained in a study of the relationship between the numbers of years applicants have studied Spanish and their score on the test.Use the regression analysis given below to find a 99% confidence interval for the slope of the regression line.
Dependent variable is: Score
R-squared = 83.0%
S = 5.65138 with 10 - 2 = 8 degrees of freedom 
A)(5.23,16.57) 
B)(5.05,16.76) 
C)(9.16,12.65) 
D)(6.88,14.93) 
E)(25.70,37.40)

Applicants for a Particular Job,which Involves Extensive Travel in Spanish-Speaking