Data are recorded at one ACM on the total time to wait in line and then complete a transaction y(minutes) and the number of persons, x, already in line.

A) Determine the equation of the least squares regression line. Round your answer to three decimal places.
B) Estimate the time to finish your transaction when 6 people are ahead of you. Round your answer to three decimal places.
C) Give a 95% prediction interval for the time to finish your transaction when 6 people are ahead of you in line. Round your answer to two decimal places.

Question

Data are recorded at one ACM on the total time to wait in line and then complete a transaction y(minutes) and the number of persons, x, already in line.
  
A) Determine the equation of the least squares regression line. Round your answer to three decimal places. 
B) Estimate the time to finish your transaction when 6 people are ahead of you. Round your answer to three decimal places. 
C) Give a 95% prediction interval for the time to finish your transaction when 6 people are ahead of you in line. Round your answer to two decimal places.

Quizplus · Accepted Answer

The Answer of Data are recorded at one ACM on the total time to wait in line and then complete a transaction y(minutes) and the number of persons, x, already in line.
  
A) Determine the equation of the least squares regression line. Round your answer to three decimal places. 
B) Estimate the time to finish your transaction when 6 people are ahead of you. Round your answer to three decimal places. 
C) Give a 95% prediction interval for the time to finish your transaction when 6 people are ahead of you in line. Round your answer to two decimal places.

Data Are Recorded at One ACM on the Total Time