Question: Question 18 1 pt. Find the required confidence interval for the slope of the regression equation. You may assume the conditions for regression inference are

Question 18 1 pt. Find the required confidence interval for the

Question 18 1 pt. Find the required confidence interval for the slope of the regression equation. You may assume the conditions for regression inference are satisfied. 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 ?9%% 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 Variable Coefficient se. of Coeff -ratio prob Constant 3153333 6 360418 4.953745 0.09111 Number of years 1090476 1741054 6 25 538 0.0002 45 (25.70. 37.40) O (5.23, 16.57) (5.05. 16.76) O (9.16, 12.65) (6.88, 14.93) D Question 19 1 pts

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1. Background knowledge of the subject and

4. What specific changes in the environment have taken place in relation to the information we have collected?

2. The purpose of the acquisition of the information.